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What’s New in MailStore Server

Please read the Update Notices before upgrading to the current version.

MailStore Server 24.2.2


  • Improved To increase the stability of PDF indexing, text extraction from PDF attachments has been moved into a separate process.
  • Fixed Users who have been synchronized from an Active Directory and who have MailStore multi-factor authentication (MFA) activated cannot log in using Windows authentication.

MailStore Server 24.2.1


  • Note When updating from version 24.2.0, the archive stores need to be upgraded to recreate missing recovery records. Please read the update notices carefully to learn more about the upgrade process.
  • Fixed Recovery records are not written, when an archive store needs to be upgraded.

MailStore Server 24.2


  • Note The internal database engine was updated. Please read the update notices carefully to learn more about the upgrade process.
  • Note Following Microsoft's product renaming, the name "Azure AD" has been replaced by "Microsoft Entra ID".
  • New Logins of users from directory services without OpenID Connect can be secured using multi-factor authentication.
  • New Logins of users can be restricted to specific clients.
  • New The clear-text copy of an IRM-protected message is archived from Microsoft 365 Journal reports, if available.
  • New The Management API can be used to set the allowed clients of a user (SetUserLoginPrivileges).
  • Improved The Management API command to create users can be used to set the allowed clients (CreateUser).
  • Improved The default list of allowed clients for synchronized users can be configured.
  • Improved Multi-factor authentication can be enabled for synchronized users.
  • Improved Web Access: Major update of all underlying web framework components
  • Improved The client prevents the usage of capital letters when renaming archives.
  • Fixed Administrators that are authenticated using OpenID Connect cannot change compliance settings that require a password confirmation.
  • Fixed The setting to automatically exclude folders in Exchange and Microsoft 365 profiles cannot be re-enabled.
  • Fixed Various minor bug fixes and improvements.

MailStore Server 23.4


  • Note The support for Windows Server 2012 and Windows Server 2012 R2 was removed.
  • Note The support for Exchange 2003 and Exchange 2007 without service pack was removed.
  • New Microsoft 365 journal reports can be extracted from non-delivery reports.
  • New Flagged emails and emails marked for follow-up can be deleted from the source mailbox.
  • New Emails older than a certain date or date range can be excluded from being archived.
  • New The Management API can be used to monitor worker result details (GetWorkerResultReport).
  • New The Management API can be used to set the certificate for incoming connections (SetServiceCertificate).
  • New The Management API can be used to upgrade all archive stores as bulk (UpgradeStores).
  • Improved The user property used as authorization identity in IMAP Master Password archiving profiles is configurable.
  • Improved Auto discover for Microsoft 365 Public Folder archiving has been improved.
  • Improved Updated 3rd party libraries.
  • Fixed When configuring the Quick Access Toolbar, the description of buttons is missing in some Outlook versions.
  • Fixed Sending informational emails about MailStore Server updates fails for all recipients but the first.

MailStore Server 23.3.1


  • Improved Updated PDFium 3rd party library to increase stability of PDF indexing.

MailStore Server 23.3


  • New Microsoft 365 archive mailboxes can be archived.
  • New Microsoft Exchange Server archive mailboxes can be archived.
  • New Retention policies support using the message date as reference date.
  • New Client: The user is automatically logged in, if they have chosen to store their credentials.
  • Improved Updated 3rd party libraries in all web clients.
  • Improved Updated Docnet and PDFium 3rd party library to increase stability of PDF indexing.
  • Fixed Directory synchronization with Kerio Connect fails when TLS 1.3 is used.
  • Fixed Directory synchronization with IceWarp Server fails when TLS 1.3 is used.
  • Fixed IMAP protocol is selectable for Exchange Public Folder archiving.

MailStore Server 23.2


  • Note The Outlook Add-In has to be updated to support multi-factor authentication.
  • New Logins of users with integrated authentication can be secured using multi-factor authentication.
  • New Users with integrated authentication can manage app passwords to use non-MFA-capable clients even with MFA enabled.
  • New Users have to enter a password when creating scheduled tasks for client side archiving profiles.
  • New The Management API has methods to initialize MFA (InitializeMFA), disable MFA (DisableMFA) and delete app passwords (DeleteAppPasswords).
  • New The Management API can be used to monitor Microsoft 365 credentials (GetCredentials).
  • New A warning is shown when an archive is renamed, and side effects are to be expected.
  • Improved The MailStore logo shows the "by opentext" suffix.
  • Improved Workaround for Microsoft 365 public folder archiving occasionally not working due to a behavior in Microsoft 365.
  • Fixed Microsoft 365 mailbox archiving fails with "Keyset does not exist" error.
  • Fixed User credentials are cached for too long when using LDAP Generic.
  • Fixed Bump copyright to 2023.
  • Fixed Various minor bug fixes and improvements.

MailStore Server 23.1.2


  • Note Let's Encrypt has announced to change their production request flow permanently on April 24th 2023. After that date, previous versions of MailStore Server will not be able to successfully request certificates from Let's Encrypt.
  • Fixed Let's Encrypt setup can not be completed due to a incompatible request flow.

MailStore Server 23.1


  • Note The support for Windows 7, Windows 8.1, Windows Server 2008 R2 and Windows Small Business Server 2011 was removed.
  • New Retention policies now support the inclusion or exclusion of certain archives.
  • New Dedicated Microsoft 365 operated by 21Vianet profiles for archiving and exporting emails using modern OAuth authentication as required by Microsoft. Please note that for technical and organizational reasons, these profiles are only available to MailStore administrators.
  • New Directory Services: New profile for Microsoft 365 operated by 21Vianet using modern OAuth authentication, to synchronize users via Microsoft Graph API and to enable synchronized users to authenticate directly with Microsoft operated by 21Vianet using OpenID Connect.
  • Improved In the client it is possible to delete several archives at once.
  • Improved The help shown for the Management API within the client was improved.
  • Fixed Various minor bug fixes and improvements.

MailStore Server 22.4


  • Improved The resource management was improved.

MailStore Server 22.3


  • New The Outlook Add-In now supports Microsoft Outlook 2021.
  • New The automatic server-sided execution of profiles can be changed using the Administration API.
  • New Failed login attempts will slow down the login process, preventing brute force attacks.
  • Improved The login flow in the Outlook Add-In was improved.

MailStore Server 22.2.2


  • Improved The setup now informs about a possible restart due to the installation of Microsoft .NET Framework 4.8.
  • Fixed The audit log page is not accessible for some users.

MailStore Server 22.2.1


  • Fixed It is not possible to log in using OpenID Connect.

MailStore Server 22.2


  • New Both Windows 11 and Windows Server 2022 are now supported operating systems.
  • New TLS 1.3 is now supported for both outbound and inbound connections on operating systems that fully support this TLS version.
  • Improved The underlying framework was updated to .NET Framework 4.8.
  • Improved Update of third-party library, which fixes several minor issues in archiving, displaying and exporting of emails.
  • Improved The internal database engine was updated.
  • Improved The client components for all used databases were updated.
  • Improved Path structure for new MailStore Client and Outlook Add-in installations is now consistent with other MailStore products.
  • Fixed When mails are exported as MSG files using the signed export feature, the signature is broken.
  • Fixed Under heavy load the archiving process may hang and never succeed, blocking other functionalities, too.

MailStore Server 22.1.1


  • Fixed Under certain circumstances, a behavior in Microsoft 365 prevents the successful archiving of public folders.

MailStore Server 22.1


  • Note The version number of this release follows the new standardized MailStore version numbers, reflecting the quarter the product was released in.
  • New If necessary, the subject line of the status report now includes a call for action for the administrator.
  • Improved During archiving and export the used profile settings are now audited.
  • Improved After installing a new license, the MailStore client doesn't need to be restarted anymore.
  • Improved The input validation for file and folder paths was improved.
  • Improved The input validation in the configuration for the automatic creation of archive stores was improved.
  • Fixed During reindexing of messages the index may be marked as corrupt.
  • Fixed Binary encoded attachments are changed during archiving under certain circumstances.

MailStore Server 13.2.1


  • Note Due to a change in PDF parsing, the search behavior for PDF attachments may vary between already archived and newly archived mails.
  • Fixed The indexing of certain PDFs may lead to the service crashing.
  • Fixed Recipients are able to find mails by searching in BCC.
  • Fixed Mails that were exported by recipients contain Exchange BCC headers.

MailStore Server 13.2


  • Note Due to a change in PDF parsing, the search behavior for PDF attachments may vary between already archived and newly archived mails.
  • New Added integrated support for indexing PDF attachments, removing the dependency to Adobe PDF IFilter.
  • New Archive stores are now created automatically for optimum performance.
  • New Configuration of automatic archive store creation accessible via API.
  • Improved Performance of gathering telemetry improved.
  • Improved Performance of the search result cache improved.
  • Improved Performance of reading recovery record files improved.
  • Improved Performance of rebuilding search indexes has been improved.
  • Improved Web Access: Performance of search improved for several scenarios.
  • Improved Client: Performance and user experience of the archives page improved.

MailStore Server 13.1


  • Note Following Google's major product renaming for business products, the name G Suite has been replaced by Google Workspace throughout the software.
  • New If a license was changed by e.g. renewing or extending it, the license can be automatically updated in the background (approximately within a day).
  • New The management API can now be used to retrieve license information.
  • New Added support for AD FS OpenID Connect when using the directory service type "Active Directory".
  • New Added support for AD FS OpenID Connect when using the directory service type "LDAP Generic".
  • New The administrator is warned on the dashboard and in the status report when certificates used as credentials are about to expire or are already expired.
  • Improved Significant performance improvement when moving messages within the same archive.
  • Improved Client: When opening emails in a mail client, Thunderbird profile names are now displayed for all profiles.
  • Fixed Folder names containing multi-byte Unicode characters are stored incorrectly.
  • Fixed Client: The x64 version of Thunderbird is not properly detected.
  • Fixed Client: The client does not check certificate revocation.
  • Fixed Client: Ad-hoc export of emails to Microsoft 365 or an Exchange Server using auto discover fails.
  • Fixed Outlook Add-in: After unloading the add-in, it cannot be loaded again in the same Outlook session.
  • Fixed Outlook Add-in: Attachments with special characters in their name cannot be downloaded.
  • Fixed Web Access: Attachments with special characters in their name cannot be downloaded.
  • Fixed Various minor bug fixes and improvements.

MailStore Server 13.0.5


  • Fixed Directory Services: "Sync only these groups" filter behaves different for Microsoft 365 (Modern Authentication) than for other directory services.

MailStore Server 13.0.4


  • Improved DATEV EMA migration profile allows configuration of the timeout.
  • Improved DATEV EMA migration profile supports adjustment of error handling via JSON control file.

MailStore Server 13.0.3


  • Improved Replaced "Ignore SSL Warnings" label with "Accept all certificates" in archive and export profiles to resolve confusion around MailStore's own warnings if the option is enabled. The behavior itself remains as is, as "Accept all certificates" is an insecure setting.
  • Fixed Certificate warnings cause RunProfileArc audit event of type "Error".
  • Fixed Client and Outlook Add-in do not check certificate revocation.
  • Fixed Discontinued product Zarafa included in list of Implementation Guides.

MailStore Server 13.0.2


  • Note Before updating from version 13.0.1: If the directory service type Microsoft 365 (Modern Authentication) is used, please check if there are MailStore users whose email addresses contain upper case letters. In such a case, please contact tech support for assistance in preparing the update.
  • Fixed Directory Services: When using Microsoft 365 (Modern Authentication), email addresses are not always converted to lower case, which may result in the creation of a secondary folder structure and duplicate emails.

MailStore Server 13.0.1


  • Fixed Directory Services: Incomplete list of email addresses when using Microsoft 365 (Modern Authentication) profile and if Azure AD is synchronized with an Active Directory.

MailStore Server 13.0


  • Note Following Microsoft's major product renaming for consumer and SMB products, the name Office 365 has been replaced by Microsoft 365 throughout the software. All references to Microsoft 365 interchangeably apply to the Office 365 Enterprise plans and other plans that kept Office 365 in their name.
  • Note This release fully removes the support for establishing unencrypted connections to MailStore Server. This also includes the HTTP-to-HTTPS redirect option, which must be considered insecure without the use of properly configured HTTP Strict Transport Security (HSTS).
  • Note Mobile Web Access has been fully removed in this release. Many improvements and bug fixes applied to the responsive Web Access in this release make it a suitable, modern, and secure replacement on all supported mobile devices, including support of authenticating users directly against Microsoft 365 and Google G Suite.
  • Note To manage connections to remote SMB/CIFS network shares, the Service Configuration tool now provides built-in functionality as an easier and more secure alternative to the startup script method available in previous versions. It is highly recommended to replace existing "net use" commands in the startup script with the new built-in functionality. A corresponding warning will appear on the administrator's dashboard as long as "net use" commands are found in the startup script file. Please note that the Startup Script section in the Service Configuration tool is only visible if the startup script file actually exists.
  • Note Microsoft has announced the removal of HTTP Basic Auth for Exchange Web Services (EWS) in Microsoft 365. As MailStore's traditional Microsoft Exchange profiles support EWS with Basic Auth only, a new dedicated Microsoft 365 profile with support for modern OAuth authentication and a new Directory Service with support for authenticating users via OpenID Connect have been added. Customers of Microsoft 365 are advised to regularly check for Microsoft's announcement on the timeline for removing HTTP Basic Auth, and should plan the migration to the new profiles in advance. Please note that IMAP access to the archive is no longer supported when using a directory service which authenticates users via OpenID Connect.
  • Note Google has announced the removal of basic authentication types for IMAP in G Suite. IMAP is used in MailStore when authenticating users against G Suite. The existing direcory service settings for G Suite have therefore been extended to support the modern OpenID Connect authentication method. Customers of G Suite are advised to regularly check for Google's announcement on the timeline for removing basic authentication, and should plan the migration to the new setting in advance. Please note that IMAP access to the archive is no longer supported when using a directory service which authenticates users via OpenID Connect.
  • New Dedicated Microsoft 365 profiles for archiving and exporting emails using modern OAuth authentication as required by Microsoft. Please note that for technical and organizational reasons, these profiles are only available to MailStore administrators.
  • New Directory Services: New profile for Microsoft 365 using modern OAuth authentication, to synchronize users via Microsoft Graph API and to enable synchronized users to authenticate directly with Microsoft using OpenID Connect.
  • New Directory Services: Added OpenID Connect as authentication method to G Suite profile, which allows synchronized users to authenticate directly with G Suite.
  • New Two-step login process in Client, Outlook Add-in, and Web Access which supports the use modern authentication via OpenID Connect to authenticate users directly against Microsoft 365 and Google's G Suite.
  • New Network share management added to Service Configuration tool as an easier and more secure alternative to using startup scripts.
  • New Group Policy templates for Client and Outlook Add-in are now bundled with MailStore Server.
  • Improved Options to allow unencrypted access via HTTP to MailStore Server fully removed in Service Configuration tool. This also includes the optional HTTP-to-HTTPS redirect.
  • Improved Outlook Add-in: Support for unencrypted access via HTTP to MailStore Server fully removed.
  • Improved Localization of Group Policy templates.
  • Improved Improved handling of logging job results for Jobs that did not create any output.
  • Improved Audit event MessageDelete is now set to "All Users" by default on new installations.
  • Improved Port on which MailStore Server should listen for Let's Encrypt validation requests can now be changed in the Service Configuration tool. Please note that Let's Encrypt still connects to port 80 on the resolved external IP address.
  • Improved The admin dashboard and recent profile results warn about potentially insecure (e.g. unencrypted, Ignore SSL warning set) outbound connections to email servers or directory services. This has been just an information since version 12.
  • Improved Client: Clicking on folder path in message view opens the folder and shows the messages therein.
  • Improved Web Access: Clicking on folder path in message view opens the folder and depending on display size shows the messages therein.
  • Improved Web Access: Show specific message if session has expired.
  • Improved Web Access: Major update of all underlying web framework components.
  • Improved Web Access: Increased available reading space for content in mobile view.
  • Improved Web Access: Search by "This Week" and "Last Week" filter take locale setting into account for first day of week.
  • Improved Web Access: Images attached to emails will be displayed in web browser instead of downloaded when opened.
  • Improved Unified handling of certificate validation across all clients that connect to MailStore Server. Please note that certificate thumbprints can no longer be whitelisted via Group Policies.
  • Fixed Messages of item class "IPM.Note.NotSupportedICal" cause ErrorAccessDenied exception when archiving from Microsoft 365 mailboxes.
  • Fixed Processing of Retention Policies does not mark broken search indexes as broken.
  • Fixed Audit Log cannot be opened when it contains an entry with a user name which includes a colon.
  • Fixed Passwords with leading or trailing space character cannot be used in Exchange/Microsoft 365 archiving profile, although supported by Microsoft 365.
  • Fixed Client: In contrast to the Legacy Web Access and Outlook Add-in, only the date is shown in message list, but no time information.
  • Fixed Web Access: Scrolling in sidebar does not behave as expected on iOS devices.
  • Fixed Web Access: Sidebar does not scroll to expected position while switching between search and folder view.
  • Fixed Web Access: Escape character visible in path property in message detail view.
  • Fixed Web Access: Folders become inaccessible when a large folder hierarchy exist in the archive.
  • Fixed Web Access: Microsoft Edge (Spartan) crashes when selecting a custom date.
  • Fixed Web Access: Content of emails with wide message body cannot be reached due to missing horizontal scroll bars in message view.
  • Fixed Web Access: In contrast to the Legacy Web Access and Outlook Add-in, only the date is shown in message list, but no time information.
  • Fixed Incorrect Dutch localization of "Uncheck all".
  • Fixed Mobile Web Access is built upon the no longer maintained jQuery Mobile. To address security concerns and support modern OpenID Connect authentication method, Mobile Web Access has been removed in favor of the responsive Web Access.
  • Fixed Update of third party library, which fixes several minor issues in archiving, displaying and exporting of emails.
  • Fixed Various minor bug fixes and improvements.

MailStore Server 12.1.3


  • Fixed Outlook Add-in: Missing certificate validation during login.
  • Fixed Group Policy for the Outlook Add-in allows whitelisting of certificates by their thumbprint.

MailStore Server 12.1.2


  • Fixed Outlook Add-in: Opening saved searches does not clear checkboxes that are not set part of the saved search.
  • Fixed Outlook Add-in: Selected folder highlighting appears too bright in connection with new icons on some displays.
  • Improved DATEV EMA migration profile now supports flexible per-run limit up to 100,000 messages.
  • Fixed Error handling in DATEV EMA migration profile for "Failed to retrieve from the store" errors on remote side.
  • Fixed Error handling in DATEV EMA migration profile for "Die Prozedur oder Funktion 'SP_EXPAM_ISDOCUMENTPURGED' erwartet den @DOCGUID-Parameter, der nicht bereitgestellt wurde." errors on remote side.
  • Fixed Error handling in DATEV EMA migration profile for "Failed to convert message to EML" errors on remote side.

MailStore Server 12.1.1


  • Fixed Attachments with Umlauts in file name cannot be downloaded with Outlook Add-in and Legacy Web Access.
  • Fixed Missing localization of a section title in some export profiles.

MailStore Server 12.1


  • Note Windows Vista, Windows Server 2008, and Windows Small Business Server 2008 support has been removed from MailStore in this version. For a current list of supported operating systems, please refer to the "System Requirements" article of the MailStore Server manual.
  • New Outlook Add-in: "Print Message" button added, which allows to quickly print a message on the default printer.
  • Improved Outlook Add-in: Update of icon set to better integrate into the look and feel of recent Outlook versions.
  • Improved Significant performance improvement of verification when archiving from individual mailboxes.
  • Improved Installer: Prevent installation on Windows Vista, Windows Server 2008, and Windows Small Business Server 2008.
  • Improved Links to Exchange Implementation Guides added to first step of Exchange profile wizard.
  • Improved Export profiles now allow retaining the archive folder structure in the destination to be optional.
  • Improved Audit Log: Copy to clipboard now includes event details.
  • Improved Orphaned archives are now shown on the Privileges page.
  • Improved SMTP Settings: Support for multiple recipients (comma separated email addresses) added.
  • Improved Thunderbird Support: MailStore warns users that archiving may be incomplete due to IMAP-backed Thunderbird profile.
  • Improved jQuery security update to close potential XSS vulnerability.
  • Improved Windows Mail archiving profile removed as MailStore does not run on any operating system where Windows Mail is available.
  • Improved Quick export of saved search results via context menu added.
  • Fixed Sporadic errors when accessing Exchange or Office 365 public folders in hybrid environments.
  • Fixed MailStore hangs when there is a redirection loop in Autodiscover for Exchange or Office 365 mailboxes.
  • Fixed Change Password privilege not listed on Users page.
  • Fixed Outlook Add-in: Login fails on first attempt when TLS 1.0 is disabled on client computer.
  • Fixed Web Access does not forget first logged-in user after logging out, which leads to unexpected exceptions on re-login.
  • Fixed Various minor bug fixes and improvements.

MailStore Server 12.0.6


  • Fixed "Method not allowed" error while trying to retrieve or renew a Let's Encrypt certificate.

MailStore Server 12.0.5


  • Improved Error handling in DATEV EMA migration profile: Timeout exception handling.

MailStore Server 12.0.4


  • Improved Error handling in DATEV EMA migration profile.

MailStore Server 12.0.3


  • Fixed Outlook Add-in: Empty error message dialogs.
  • Fixed SMTP sessions are not terminated with QUIT command when sending emails to external systems.
  • Fixed Some buttons in the MailStore Server Service Configuration Tool are too small to display the whole label in some languages.
  • Fixed GPO for client does not apply correct language if value is set to "(System)".

MailStore Server 12.0.2


  • Fixed Missing translations of new texts in version 12 if selected language is other than German or English.

MailStore Server 12.0.1


  • Fixed G Suite IMAP login fails due to failed token revocation.
  • Fixed Client: Clicking hyperlinks inside the email preview opens "about:blank#".
  • Fixed Archiving emails from MailStore Gateway mailbox fails when the POP3 user name in a proxy scenario is not lower case only.

MailStore Server 12.0


  • Note Due to security related fixes in the Client Launcher, it is highly recommended to update MailStore Client manually or via an automated software deployment.
  • New Official Microsoft Windows Server 2019 support.
  • New MailStore Gateway: Free add-on application to replace MailStore Proxy. MailStore Gateway also provides limited mailserver functionality to receive messages from other email servers via SMTP, such as Microsoft Office 365 or Google G Suite. A new archiving profile has been added to the MailStore Client for archiving emails from MailStore Gateway.
  • New Support for Let's Encrypt certificates. MailStore Server supports the admin to initially request and setup Let's Encrypt certificates and will take care of the renewal process every 60 days. Let's Encrypt support has been integrated into the Installer and the MailStore Server Service Configuration Tool.
  • New Installer allows to select an existing certificate, create a self-signed certificate or request a certificate from Let's Encrypt.
  • New On the dashboard and in the Status Reports, MailStore warns the admin about expiring certificates.
  • New The unencrypted HTTP port used by the legacy Web Access and the Outlook Add-in is disabled on all new installations of MailStore Server to increase the overall default security of accessing the archive. On the admin dashboard a warning is shown should the unencrypted HTTP port be enabled.
  • Note This release marks the unencypted HTTP port used by the legacy Web Access and the Outlook Add-in as deprecated, which means that it will be fully removed in a future MailStore version.
  • New The admin dashboard and recent profile results inform about potentially insecure (e.g. unencrypted, Ignore SSL warning set) outbound connections to email servers or directory services.
  • New Safe Mode: MailStore Server can be started from the Service Configuration Tool in Safe Mode to resolve configuration issues without interfering with profiles, jobs, or users.
  • Improved Lightweight redesign of the MailStore Server Service Configuration tool.
  • Improved Outlook Add-in: Secure Connection is enabled by default on new installations due to deprecation of unencrypted HTTP in MailStore Server.
  • Improved Directory Services: Default settings for new connections are set to secure protocols (e.g. LDAP-TLS, IMAP-TLS)
  • Improved Password Policy for MailStore-integrated users is now optional. It is enabled by default. Disabling the password policy not recommend for security reasons, especially when the archive is accessible from the Internet.
  • Improved Automatic execution of database scheme integrity check when attaching or enabling archive stores.
  • Improved Add G Suite to trademark list.
  • Improved Web Client: Detect browser language and switch language automatically.
  • Improved Software prevents MailStore admins from dropping their own admin right.
  • Improved Web Client: Non-generic error message is shown for too complex searches.
  • Fixed Inconsistent status icon in result details of multi mailbox archiving profiles.
  • Fixed Status Reports: All non-failed statuses are reported as successful, which might be incorrect under certain conditions.
  • Fixed Web Access: Wrong date shown if MAPI CST has been set in the message.
  • Fixed Exit code of startup script is missing in Windows eventlog.
  • Fixed HTML MIME parts with too high recursion depth (i.e. nested DIVs) are not be shown correctly.
  • Fixed Help button in create archive store dialog without function.
  • Fixed Detection of external URLs in HTML sanitizer broken.
  • Fixed Management API: Admins are able to delete themselves.
  • Fixed Searches containing date ranges are failing on advanced archive stores on Microsoft SQL Servers.
  • Fixed Directory Services: Synchronisation with G Suite fails when there are no groups in G Suite.
  • Fixed Client: Expired certificates are trusted if they have been whitelisted previously.
  • Fixed Web Access: Folder cannot be created manually under the root archive level.
  • Fixed Windows Firewall is not automatically configured to grant access to MailStore Management API.
  • Fixed Various minor bug fixes and improvements.

MailStore Server 11.2.2


  • Note This version fixes a critical security vulnerability. All customers running an affected version of MailStore Server should update their installations as soon as possible.
  • Fixed Critical security vulnerability in version 9.6 and newer.

MailStore Server 11.2.1


  • Fixed Archiving from Microsoft Exchange or Microsoft Office365 may fail under certain circumstances in hybrid environments or migration scenarios.
  • Fixed Very large recovery records lead to continuous auto compacting of recovery record files.
  • Fixed Audit log entries larger than 4096 bytes cannot be read from file system.
  • Fixed Bump copyright to 2019.

MailStore Server 11.2


  • New Official Microsoft Exchange 2019 support.
  • New Official Microsoft Outlook 2019 support.
  • Improved Extend RecoverStore command by option to also restore deleted emails. Prior to usage consulting tech support is highly recommended.
  • Improved Retention Policies: Stricter validation of policies.
  • Improved Updated privacy policy and trademark list.
  • Fixed Incomplete exception handling in RecoverStore leads to abortion of recovery process if a corrupt search index file exists.

MailStore Server 11.1


  • New Password policies defines complexity requirements and minimum length for passwords of MailStore-integrated users.
  • Note The password policy is hard-coded and is applied the first/next time a MailStore password is changed.
  • New Web Access: Changing own password now possible for MailStore-integrated users.
  • Fixed Renamed Alt-N to MDaemon to match current vendor name.
  • Fixed VerifyStore may fail under certain circumstances

MailStore Server 11.0.2


  • Improved Improved performance when upgrading archive stores from version 10 or older. Refer to the update notices for further information about upgrading archive stores.
  • Note Users who already upgraded their archive stores with version 11.0.0 need to manually rebuild all search indexes in order to restore full search capabilities.
  • Note User who currently upgrade their archive stores from version 10 or older to 11.0.1 may cancel this process and upgrade to 11.0.2 to benefit from the performance improvement for remaining upgrade steps. Afterwards, one search index may require a manual rebuild due to the previous cancellation.
  • Improved Searches (incl. Saved Searches) without archive date are now possible on non-upgraded archive stores.
  • Fixed Issue "System.NotSupportedException: Stream does not support reading" resolved

MailStore Server 11.0.1


  • Note Version has been replaced by 11.0.2.

MailStore Server 11.0


  • New Retention Policies: By creating a set of retention policies, administrators gain full control over how long different type of messages are retained in the archive and whether messages are to be removed automatically at the end of the retention period. For each message, administrators may check how current retention settings affect that message.
  • Note An existing global retention period from a previous version is migrated to a corresponding retention policy. In addition, a new job is created to process retention policies daily at 3:30am.
  • New Management API: Added GetRetentionPolicies and SetRetentionPolicies methods. Removed "globalRetentionTimeYears" parameter from GetComplianceConfiguration and SetComplianceConfiguration.
  • New Under certain conditions a warning is shown on the dashboard and in status reports, reminding the admin of backing up the archive regularly. The warning is triggered by a lack of events (e.g. VSS, service restarts, etc.) that would be caused by internal or external backup tools.
  • New Automatic Update of Web Access: MailStore Server admins may opt-in to worry-free automatic updates to ensure that latest security updates are installed as soon as possible.
  • New Jobs: New template for processing retention policies.
  • Improved Web Access: Search criteria are now fully integrated into the sidebar in desktop view.
  • Improved Web Access: Setting for language independent date formats added.
  • Improved Search: Messages can now be searched by their archive date.
  • Improved Recovery records are now stored in separate container files, contain all meta data of the messages and are updated in real-time.
  • Improved Archive store recovery based on the new recovery records allows a rebuild of corrupt archive store databases without the need to export and re-archive messages. The new RecoverStore Management API command provides access to this function.
  • Improved Further hardening of encryption key file management to work around potential file system corruption.
  • Improved Integrated IMAP-Server: Disallow authentication through insecure connections.
  • Improved Added TLS 1.1 and TLS 1.2 support to outgoing connections when accessing email servers.
  • Improved Added TLS 1.1 and TLS 1.2 support to outgoing connections when accessing PostgreSQL database servers.
  • Improved Proxy: Added TLS 1.1 and TLS 1.2 support to in- and outbound connections.
  • Improved Client: Added TLS 1.1 and TLS 1.2 support to outgoing connections when accessing MailStore Server.
  • Note It is highly recommended to update MailStore Client manually or via an automated software deployment to already ensure TLS 1.1 and TLS 1.2 compatibility during the initial connection to MailStore Server. This is mandatory if TLS 1.0 is disabled on the MailStore Server system, e.g. for PCI compliance.
  • Improved Web Access version now visible on dashboard and in status reports.
  • Improved Localization: Description of audit events.
  • Improved Telemetry data extended by hardware specs (CPU, memory, disk) and retention policy configuration.
  • Fixed Client launcher may be used to execute arbitrary applications, if files are put in specific directories on the client computer.
  • Note It is highly recommended to update MailStore Client manually or via an automated software deployment to resolve this security issue. After the update, MailStore Client will no longer be able to connect to older MailStore Server installations.
  • Fixed Selecting catchall folder throws an error under certain circumstances.
  • Fixed Missing window title in Terminal Progress Dialog.
  • Fixed Incorrect help page requested on job page.
  • Fixed Output of VerifyStore and VerifyStores command does not contain hints about corrupt container files.
  • Fixed Path to archive store is missing in Windows event log when attaching a store.
  • Fixed Wrong error message if Outlook Click-To-Run detection fails.
  • Fixed Wrong text in "attach existing archive store" dialog.
  • Fixed Outlook Add-in: Open and Restore buttons sometimes remain disabled unexpectedly.
  • Fixed Web Access: Welcome page in mobile view does not jump to search when touching search entry box on iPhone.
  • Fixed Web Access: Login not possible after server service restart under certain circumstances.
  • Fixed Web Access: Incorrect design of radio buttons.
  • Fixed Web Access: Toolbar buttons are not shown for messages when certain header fields are missing.
  • Fixed Updated third party libraries to fix several minor issues in archiving, displaying and exporting of emails.

MailStore Server 10.2.3


  • Improved Web Access: The new Web Access is now available in all 17 languages.
  • Fixed Web Access: Authentication not possible when MailStore Server listens on one IP address of a network interface only.
  • Fixed Web Access: Under certain conditions, the login page is locked after a logout (i.e. session expired).
  • Fixed Web Access: Issues with "Save password" functionality of some web browsers.
  • Fixed Synchronizing users from "Office 365 operated by 21Vianet (China)" fails.
  • Fixed Displaying issues when changing the default password while using large values for scaling fonts (High DPI).

MailStore Server 10.2.1


  • Improved MailStore Client: Update of Implementation Guide list
  • Fixed No folders are recognized when archiving from IMAP servers that do not announce SPECIAL-USE capability but XLIST instead, and respond to XLIST requests with a LIST response (i.e. Dovecot with configured Outlook workaround).
  • Fixed Web Access: Downloading attachments containing special characters in file name fails.
  • Fixed Web Access: Too complex search queries do not cause an error message.
  • Fixed Web Access: Displayed name of saved search is not updated when saved under a new name.
  • Fixed Web Access: Additional cross shown in search field when using Internet Explorer.
  • Fixed Web Access: Internet Explorer uses compatibility mode for when URL is evaluated as an intranet site.
  • Fixed Web Access: Opening or downloading large emails or attachments is slow or fails.

MailStore Server 10.2


  • New Responsive Web Access allows accessing the archive from any device, irrespective of operating system and display size. Additionally, it provides more functionality than the legacy web access, such as deleting or moving messages.
  • New Digitally sign emails exported to the file system to ensure authenticity outside of the archive.
  • New Management API: Method to manage SMTP settings added.
  • Improved Update notifications now contain a HTML representation and provide additional information about the installation and license status.
  • Improved SMTP Settings: Default port changed to 587 and STARTTLS selected by default.
  • Improved Audit Log: Use of Lock Smith is now recorded.
  • Improved Hardening of encryption key management.
  • Improved More details about skipped messages are shown in the profile summary.
  • Fixed User list in Audit Log not sorted alphabetically.
  • Fixed HighDPI issue in service configuration tool.
  • Fixed HighDPI issue In Auto-Create Archive Store dialog.
  • Fixed Attaching a MailStore Server 5 or older archive store to a master database that has been upgraded to MailStore Server 10.x fails.
  • Fixed "Test" button in Exchange profiles does not heed status of "Ignore SSL warnings" checkbox when autodiscovery mechanism is used.
  • Fixed Update of third party library, which fixes several minor issues in archiving, displaying and exporting of emails.

MailStore Server 10.1.4


  • New Support for the latest Microsoft Office 365 update (Exchange Server 15.20).

MailStore Server 10.1.3


  • Fixed Synchronizing users from Office 365 Germany fails.

MailStore Server 10.1.1


  • Fixed Authorization against Active Directory may fail under certain circumstances, if archive was initially created with MailStore Server 5 or older.

MailStore Server 10.1


  • New Status Reports: MailStore administrators can regularly receive status reports by creating a corresponding job in MailStore. These reports contain relevant information from all areas, like successful or failed profile and job executions, licensing information, and much more.
  • New Autodetect "Sent Items" folder in IMAP mailboxes.
  • New Depending on the auditing configuration, administrators and/or users are asked to provide a reason when deleting an email. The given reason is written to the audit log along with the event itself.
  • New Compliance: Additional protection from accidentally blocking or unblocking the archive access by confirming the change with entering the password.
  • New Compliance: Administrators are asked to provide a reason when blocking or unblocking the archive access for admins. The given reason is written to the audit log along with the event itself.
  • New "Search here..." item in folder context menu allows to quickly start an advanced search on selected folder.
  • Improved Support for multiple IMAP sent item folders.
  • Improved Search: Allow searching different strings in different parts of the email and add keywords for searching only in body or attachments. Major rework of search documentation.
  • Improved Add search modifiers "Older/Newer than (range)", "Older/Newer than (date)", "Not Older/Not Newer than (range)", and "Not Older/Not Newer than (date)" in advanced search.
  • Improved Removed default search index restriction of 10000 tokens (words) per object.
  • Improved Update notifications extended with information about the server's environment (e.g. hostname, licensee, ...)
  • Improved Increase default keep duration of profile and job results to 90 days for new installations.
  • Improved The function "Test sync" of the directory service configuration now also allows to test authentication of users from the result list.
  • Improved Integrated backup and VSS settings allow to exclude search indexes from backup to increase efficiency of remote backups or to protect unencrypted data to reside on other systems.
  • Improved Select IMAP-TLS or POP3-TLS as default in new profiles.
  • Improved Archive page now shows the total number of emails and size in megabyte.
  • Improved No archiving of emails if not all attached archive stores are available (State: Archive here, Normal, Write-Protected). This prevents the creation of duplicates under certain scenarios.
  • Improved Replacement of "Google Apps" by "G Suite"
  • Improved Support Google G Suites' new JSON based exchange format.
  • Improved Workaround for handling emails with incorrect character encoding identifier (e.g. utf8, cp1252, or CP-850).
  • Improved Removed license information from normal user's dashboard.
  • Improved Further improvement of protecting user passwords inside and outside of the application, for instance by using the Windows Credential Store.
  • Improved Changed hash algorithms of self signed certificates to SHA256.
  • Improved Installation path of new installations now contains "MailStore" instead of the companies former name "deepinvent".
  • Improved Naming of status on "Auditing" page to make scope clearer.
  • Fixed Upgrading from version 9 or older fails if an archive store cannot be opened.
  • Fixed Outlook Add-in: Under certain circumstances the add-in buttons are disabled when working with multiple Outlook windows.
  • Fixed Inconsistent error level when profiles are cancelled.
  • Fixed IMAP Server: Incompatibility with Pine/Alpine email client due to sending incorrect continuation request.
  • Fixed IMAP Server: PLAIN authentication capability offered even after successful login.
  • Fixed Debug log contains misleading UID information when archiving IMAP mailboxes.
  • Fixed MIME preamble is never shown nor exported.
  • Fixed Incorrect label "E-mail Preview by Admin" on dashboard.
  • Fixed Product Key/Generated Passphrase must be entered in correct casing when unlocking archive stores.
  • Fixed CRAM-MD5 authentication is visible in debug log.
  • Fixed Various minor bug fixes and improvements.

MailStore Server 10.0.2


  • Note This version fixes two critical security vulnerabilities in Web Access. All customers running an affected version of MailStore Server should update their installations as soon as possible.
  • Fixed Web Access: Reflected Cross-Site-Scripting (XSS) vulnerability in search function, allowing an attacker to gain access to the archive if the victim clicks on a specially-crafted link while being logged in to Web Access. Affected versions: 9.2 and newer.
  • Fixed Web Access: Open Redirect in Dereferrer. This allows an attacker to create specially-crafted links, which would redirect the victim to a malicious website, although the link itself seems to point to a trusted resource. Affected versions: 9.0 and newer.

MailStore Server 10.0.1


  • Fixed Upgrade process may stop unexpectedly during encryption of databases on slow disks or USB drives.
  • Fixed Database update does not delete MailStoreFileGroup.fdb.key from previous failed update.
  • Fixed Internal backup of former standard archive stores causes duplicate data in target folder.

MailStore Server 10.0


  • New Full encryption of databases and audit logs. In addition to the existing encryption of the email contents and sensitive data inside the databases, all databases and the internal audit log are also fully encrypted as of this version. This requires an upgrade of all archive stores. Please read the update notices carefully to learn more about the upgrade process and the consequences of the stronger encryption.
  • New Rotation of encryption keys.
  • New E-Mail notifications for available software updates.
  • New Optionally allow MailStore to send anonymized usage statistics, so that we understand even better how the software is used. The raw data to be transferred can be reviewed at any time.
  • New All admin activities except MessageRetrieveContent will be recorded in the audit log.
  • New Dashboard notification if SMTP settings have not yet been configured.
  • New Windows performance counter for monitoring the Firebird database connection pool.
  • Improved Internal Archive Stores, formerly known as "Standard Archive Stores”, now support different locations for databases, indexes and the email contents. This is also fully supported by the auto-create store feature, as well as by the internal backup function. "Advanced Archive Stores” of type "File-based” are automatically converted to "Internal Archive Stores”.
  • Improved The limitations of MailStore administrators have been extended and are enabled by default for newly created archives. MailStore administrators will not be able to browse, search, or export email of other MailStore users as long as the compliance setting "Archive Access”, formerly known as "E-mail Preview”, is set to "Block Access”.
  • Improved The default admin password "admin” requires a password change on the first login via the client. Please note that the default password "admin” still can only be used when logging in from the same machine.
  • Improved Relative paths are now used internally to store the location of archive stores. This makes relocating the whole archive to a new location much easier.
  • Improved Synchronization of Microsoft Office 365 users that have no Exchange Online license assigned.
  • Improved Delete key triggers delete function when one or more emails are selected in the email list.
  • Improved Web Access/Outlook Add-in: Redirect HTTP requests to HTTPS.
  • Improved Show a warning when a folder is renamed and a folder with the new name already exists.
  • Improved Automatically delete the mailbox cache file "MailboxCache.fdb" if it could not be loaded successfully.
  • Improved License installation is now part of the setup process.
  • Improved License file is stored encrypted on disk.
  • Fixed Hyperlinks in dialogs are now clickable.
  • Fixed Incorrect encoding of passwords used when logging into remote IMAP server.
  • Fixed Export via IMAP to Tobit’s David Server fails when server sends EXPUNGE in response to APPEND command.
  • Fixed RTF attachments are spuriously used as email body when email is exported to MSG file.
  • Fixed Clicking "Help" on the login screens results in displaying an error message.
  • Fixed Embedded browser controls are no longer supported by Google's consent dialog. As recommended by Google, the user’s default web browser is now used to open the consent dialog.
  • Fixed "Type your name here" appears in client dashboard if full name of user is empty.
  • Fixed Service Configuration: Spuriously translated command line example on Startup Script page in Dutch translation.
  • Fixed Major update of third party library, which fixes several minor issues in archiving, displaying and exporting of emails.
  • Changed "Advanced Archive Stores” have been renamed to "External Archive Stores”.
  • Changed The navigation tree item "Users and Privileges” in "Administrative Tools” has been renamed to "Users and Archives”
  • Changed The page "Storage > Statistics” in "Administrative Tools” has been relocated to "Users and Archives > Archives”. Additionally, it now supports the management (rename, delete, ..) of user archives.
  • Changed Compliance option "E-mail Preview” has been renamed to "Archive Access”.

MailStore Server 9.8.2


  • Fixed Google Apps multi mailbox archiving profile ignores delete condition.

MailStore Server 9.8.1


  • Fixed Login as normal user not possible.

MailStore Server 9.8


  • Improved Profile runs are now marked with "Has ended with warning" in "Recent Results" in case warnings were thrown internally. Until now, these warnings were only visible in the details and profile run was markes as "Successful".
  • Improved Job Scheduler: Added column "Last Execution Result".
  • Fixed Client: Slow rendering of search result list when searching for a recipient, if a matching email contains a large number of recipients in the emails "To" field.
  • Fixed Client: Large number of email recipients may cause an overlap of the message content, which prevents the user from accessing the email body.
  • Fixed IMAP Server: Several bug fixes that improve the compatibility with IMAP clients.
  • Fixed Service Configuration Tool: Unexpected Exception and inaccessible "IP Addresses and Ports" section if configured certificate is no longer available in the Windows certificate store.
  • Fixed Archiving process stops and a System.UnauthorizedAccessException is thrown when archiving from a file system which contains inaccessible folders (i.e. inappropriate permissions).
  • Fixed Various minor bug fixes and improvements.

MailStore Server 9.7.1


  • Fixed Invalid CSS in a HTML email causes an error message and prevents the email from being displayed.
  • Fixed Thousand seperator missing when displaying the number of archived emails in dashboard banner.

MailStore Server 9.7


  • New New Gmail archiving profile with OAuth support and the option to automatically remove messages from the mailbox. Please refer to the update Notices for further details if you are using the Google Mail archiving profile.
  • Improved Simplified configuration for indexing email attachment content of supported file types. Additionally, a message on the dashboard notifies the admin about a missing configuration of indexing.
  • Improved Check for supported Adobe PDF iFilter versions added.
  • Improved Client: Minor UI refresh of the dashboard.
  • Improved Improved translations.
  • Fixed When synchronizing users with Google Apps, invalid MailStore users are created if the primary email address of the user contains uppercase letters.
  • Fixed Syncronizing users with Google Apps is limited to 200 users per group.
  • Fixed Under certain circumstances BCC recipients are shown to non-admin users by mistake.
  • Fixed Various minor bug fixes and improvements.

MailStore Server 9.6


  • New Client: Pin to taskbar now possible on Windows 7 and newer.
  • New Server: New API method GetServiceConfiguration to retrieve MailStore Server's service configuration.
  • New MailStore Proxy: Support for Delivery Status Notifications (DSN) added.
  • Improved Support for different SSL certificate thumbprint formats in group policies.
  • Improved Group policies allow configuration of client and Outlook Add-in language.
  • Fixed Email headers are missing when printing from Web Access or Client.
  • Fixed Incorrect number of deleted emails in summary when trying to delete emails from read-only IMAP folders.
  • Fixed Server stops responding under certain circumstances when multiple simultaneous request are send to a LDAP based directory service.
  • Fixed Computer Name and User Agent are not shown in Active Sessions when accessing the archive via Outlook Add-in.
  • Fixed Mobile Web Access: jQuery and jQuery mobile updated to latest version to protect against potential security vulnerabilities.
  • Fixed Various minor bug fixes and improvements.

MailStore Server 9.5


  • New Official Microsoft Exchange 2016 support.
  • Improved Improved Exchange Autodiscover support.
  • Improved Client: Executing a saved search now applies search result highlighting analog to a regular search.
  • Fixed Web Access, Outlook Add-In: Attachments having a name beginning with # cannot be opened in the webclient.
  • Fixed MailStore skips folders when archiving from Mozilla Thunderbird, if Thunderbird's profile path contains special characters.
  • Fixed Search does not use regional settings of the system to determine first day of week.
  • Fixed Various minor bug fixes.

MailStore Server 9.4.1


  • Fixed Web Access, Outlook Add-in: Search for custom date range returns incorrect search result.
  • Fixed Incorrect CSS handling when displaying HTML messages under certain circumstances.

MailStore Server 9.4


  • New Official Outlook 2016 support.
  • Fixed Installer does not recognize non-default installation path during upgrade, which may result in the creation of a new archive in the default location. The existing archive remains unmodified.
  • Fixed Client: Copying table content to clipboard may duplicate columns or include hidden columns.
  • Fixed MailStore Server may choose wrong SSL certificate on start when using self-signed certificate.
  • Fixed Various minor bug fixes.

MailStore Server 9.3


  • New Official Windows 10 support.
  • Improved Directory Services Integration: Improved performance when creating the list of groups if a larger number of groups exists in the directory service.
  • Improved Server, Client and IMAP server: Removed support for insecure SSLv2 and SSLv3. Added support for TLS 1.1 and TLS 1.2.
  • Improved X-Final-To header is now recognized when archiving IMAP multidrop mailboxes. In particular this enhances archiving of such mailboxes from a Kerio Connect mail server.
  • Fixed Various minor bug fixes.

MailStore Server 9.2.1


  • Improved Improved performance when retrieving groups from Microsoft Office 365.
  • Fixed Synchronizing users from a Microsoft Office 365 environment with more than 100 users fails.
  • Fixed Web Access, Outlook Add-in: Compatibility issues with Internet Explorer 8.
  • Fixed Compatibility issues with .NET Framework 4.6.
  • Fixed Various minor bug fixes.

MailStore Server 9.2


  • New A new job scheduler makes it easy to run maintenance tasks such as backup, data integrity check and index rebuild on a regular basis. The scheduler, which is completely integrated into MailStore Server, is able to run any Management API command.
  • New The Microsoft Office 365 directory services can now be used by MailStore for user synchronization and authentication.
  • Improved Web Access and the add-in for Microsoft Outlook now come with a completely rewritten message list view which makes it possible to scroll through large folder contents and search results with minimum latency.
  • Improved MailStore Server now supports the 64-bit version of MDaemon Messaging Server.
  • Fixed The information displayed in reports of multi-mailbox archiving profiles is misleading under certain circumstances.
  • Fixed Web Access, Outlook Add-in: Saved searches cannot be opened or deleted, depending on characters used in their names and the browser used.
  • Fixed Some executable files are not marked as DPI aware, causing the user interface to look blurry depending on Windows version and DPI settings.
  • Fixed Accessing Microsoft Outlook without access to the mailbox root folder causes an access violation.
  • Fixed An advanced archive store cannot be created on a SQL Server with a Turkish server collation. Please note that even with this bug fix, the collation of the database used for MailStore still cannot be Turkish.
  • Fixed Opening S/MIME messages in Outlook, restoring to Outlook and exporting to MSG/PST may fail under certain circumstances with the error message "Accessing content stream of non-leaf entities is not supported.”
  • Fixed Some windows in MailStore Client are displayed incorrectly when Windows has a DPI setting other than 96 dpi (100%) and/or windows are resized.
  • Fixed Certain Outlook messages cannot be processed by MailStore. The error "Argument is out of range of valid values.” is displayed.
  • Fixed Google Apps directory services synchronization may hang under certain circumstances if a large number of users or groups exists.
  • Fixed Indexing message bodies and attachments in HTML format is performed incorrectly under certain circumstances, causing the results of full text searches to be incomplete. Rebuild search indexes if you encounter this error.
  • Fixed File system archiving profiles cannot be created with drag and drop from Windows Explorer, as stated in the documentation.
  • Fixed Some multi-select enabled tables in MailStore Client react very slowly if a large number of items is selected.
  • Fixed Some multi-select enabled tables in MailStore Client don’t accept the Ctrl+A hotkey for selecting all items.

MailStore Server 9.1


  • New First class support for Google Apps (includes user database synchronization, authentication, multi-mailbox archiving using a central service account, multidrop archiving and export).
  • Improved Internal archive store directory traversal is now reduced to a minimum, significantly improving performance especially when using larger archives and/or storing them on network storage.
  • Fixed MailStore's integrated e-mail preview is now able to detect and repair invalid CSS to a certain extent.

MailStore Server 9.0.5


  • New Support for the latest Microsoft Office 365 update (Exchange Server 15.1).
  • Fixed An error occurs when trying to run an MDaemon multi-mailbox archiving profile created with an old MailStore Server version.

MailStore Server 9.0.4


  • Fixed Archiving and Export: If a profile is run via a scheduled task or the API, the memory and/or disk space used for reports and debug logs is not released until the server process is stopped or restarted.
  • Fixed Archiving and Export: User interface text might be displayed in the wrong language under certain circumstances.
  • Fixed Archiving and Export: The CRAM-MD5 authentication mechanism does not work when accessing mailboxes with the IMAP protocol.
  • Fixed Archiving: MailStore is unable to archive Microsoft Exchange folders containing tabulator characters in their names.
  • Fixed Client, Web Access, Outlook Add-in: Messages in HTML format might be displayed incorrectly under certain circumstances.
  • Fixed Web Access: Windows authentication is not offered when using Internet Explorer 11.
  • Fixed Server: Under certain circumstances, folder names are disclosed to users without the appropriate privileges.
  • Fixed Server: A timeout might occur when trying to upgrade a large number of archive stores created by old versions of MailStore Server.
  • Improved Server: Reduced disk I/O when accessing Firebird Embedded-based database files.
  • Improved Various minor user interface improvements and bug fixes.

MailStore Server 9.0.3


  • Fixed Client: In 120 dpi mode, some controls do not scale correctly (message list, date ranges, folder include/exclude dialog, progress dialogs).
  • Fixed Client: Non-invokable commands are offered to users who have only limited archiving or export privileges (execute only or manage only). Users are getting an access denied error message only after trying to invoke those commands though.
  • Fixed Client: The page "Recent Results" is not visible to users who can only manage archiving and/or export profiles.
  • Fixed Directory Services Integration: Due to a bug in Windows' ADSI connection pool, Active Directory authentication sometimes fails when transport layer security (LDAP-SSL) is used. This version works around this bug by performing the authentication via separate LDAP connections when LDAP-SSL is configured.
  • Fixed Integrated Backup: The Restore.bat script generated by the integrated backup function omits empty folders.
  • Fixed Management API: The virtual time zones $UTC (Coordinated Universal Time) and $Local (Server Local Time) are not available in the GetTimeZones and GetWorkerResults API methods.

MailStore Server 9.0.2


  • Fixed If a CD/DVD export profile was created with MailStore Server 6.x or lower and this was not removed when upgrading to MailStore Server 7.0 or higher, an error message is shown when trying to open the "Export E-mail" page.

MailStore Server 9.0.1


  • Improved The Exchange EWS and IMAP property caches are no longer updated if the contents of a folder hasn't changed, reducing write I/O especially when continuously archiving a large number of mailboxes
  • Improved New management shell commands to enable or disable a live debug log on the client or on the server (livelog-client-enable, livelog-client-disable, livelog-server-enable, livelog-server-disable). These commands replace the debug-console command available in earlier versions of MailStore Client. Use DebugView from Windows Sysinternals to view the live debug log.
  • Fixed Installation of the client and the add-in for Microsoft Outlook fails on systems with .NET Framework 4.5.2 installed
  • Fixed The server process may cause very high CPU load when the archive consists of a very large number of archive stores
  • Fixed MailStore's internal lock monitor writes timeout errors to the Windows Event Log even when the timeouts were expected, e.g. to detect internal idle states
  • Fixed Due to a bug in some versions of Microsoft Exchange, archiving folders may fail with error messages such as 'The Delete change relates to an unknown item' or 'The ReadFlagChange change relates to an unknown item'. This version uses a different sync method that doesn't rely on the buggy SyncFolderItems operation.
  • Fixed If a virus was detected in one or more items of a Microsoft Exchange folder ('ErrorVirusDetected'), archiving the whole folder fails
  • Fixed Archiving localized (non-English) versions of Google Mail leads to multiple inbox folders with different names when upgrading from earlier MailStore versions

MailStore Server 9.0


  • Note MailStore Server now requires Windows Vista SP2, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2008 SP2, Windows Server 2008 R2 SP1, Windows Server 2012 or Windows Server 2012 R2.
  • Note MailStore Client now requires Windows Vista SP2, Windows 7 SP1, Windows 8 or Windows 8.1.
  • Note The add-in for Microsoft Outlook now requires Windows Vista SP2, Windows 7 SP1, Windows 8 or Windows 8.1. Users still running Windows XP can however use the latest 8.x version of the add-in to connect to MailStore Server 9.
  • New Client: Now compatible with all past and future MailStore Server releases with the same major version.
  • New Client: Group Policies now allow better control. Please refer to the Release Notes for details.
  • New Client: Entirely rewritten Message List (used for both folder contents and search results) now behaves more like the one built into Microsoft Outlook, is much faster and can easily display hundereds of thousands of messages. In order to simplify the selection of multiple messages, the last selected message is now opened in message preview.
  • New Client: Entirely rewritten Message Preview improves display of a large number of recipients and attachments.
  • New Web Access: HTML E-mail Viewer based on a secure whitelist-based HTML rewriter.
  • Improved Web Access: The attachment list now shows icons for the most common file types.
  • Improved Web Access: The message list now automatically loads new entries when the user has scrolled to its end.
  • New Add-in for Microsoft Outlook: HTML E-mail Viewer based on a secure whitelist-based HTML rewriter.
  • Improved Add-in for Microsoft Outlook: The attachment list now shows icons for the most common file types.
  • Improved Add-in for Microsoft Outlook: The message list now automatically loads new entries when the user has scrolled to its end.
  • New Server: Entirely rewritten internal lock manager significantly reduces congestions and leads to a much better overall behaviour of the system.
  • New Archiving and Export: Profiles in the "E-mail Servers" section are now run by a completely new MailStore-internal scheduler within the MailStore Server process. Previously, they were run by MailStore Client invoked by the Windows Task Scheduler.
  • Improved Archiving and Export: Profile manager now displays a summary of the profile settings next to the profile list.
  • Improved Archiving and Export: Profile manager now shows the execution state of all profiles, regardless of the computer they are running on.
  • Improved Archiving and Export: Profile manager is now able to display the details of previously run profiles. Writing task log files is no longer necessary.
  • Changed Archiving and Export: Support for AVM KEN! has been removed.
  • Improved Archiving: The performance when archiving Microsoft Exchange 2007 or higher EWS-based mailboxes with a high number of already archived messages has been significantly improved thanks to a new Firebird-based MAPI property cache with an also new folder contents sync module.
  • Improved Archiving: The performance when archiving IMAP-based mailboxes with a high number of already archived messages has been significantly improved thanks to a new Firebird-based property cache with an also new folder contents sync module.
  • Improved Archiving: The performance when archiving e-mail servers, e-mails clients and e-mails files with a high number of already archived messages has been significantly improved thanks to the implementation of a new store-hinting algorithm.
  • Improved Archiving: E-mails which are selected for deletion are now immediately deleted from the e-mail source. Previously, they were deleted in batch after the entire folder contents has been processed.
  • New Compliance: Audit events can now be written to flat files within the archive's directory instead of the Windows Event Log.
  • New Compliance: Easy to use viewer for flat file-based audit logs.
  • New Directory Services Integration: With the new Application Integration Directory Service option, it is possible to integrate the MailStore user database with any external user database. Please refer to the manual for details.
  • Improved Directory Services Integration: SSL can now be used for connections to Active Directory, provided that the server certificate is trusted by the MailStore Server machine.
  • Improved Directory Services Integration: For the synchronization with Active Directory, a naming scheme for MailStore users can now be specified. Options: SAM Account Name, User Principal Name, User Principal Name (Local Part Only).
  • Improved Directory Services Integration: For the LDAP Generic synchronization, MailStore now provides an option to only use the local part of e-mail address-like user names are used as the MailStore user name.
  • Improved Directory Services Integration: The LDAP Generic synchronization now supports groups.
  • Fixed Directory Services Integration: The MDaemon USERLIST.DAT synchronization does not correctly handle groups containing blanks in their names.
  • Improved Directory Services Integration: The Kerio synchronization now supports domain aliases. Previously, only user aliases were supported.
  • New Management API: The API has been entirely rewritten. Please refer to the Release Notes for details.
  • Improved Full Text Search: After setting attachments to add to the index, MailStore Server now checks if all required document filters are available.
  • Improved Full Text Search: Added compatibility with both Adobe Reader and the Adobe PDF IFilter to improve search in PDF attachments. The internal PDF document filter has been removed.
  • Improved Backup: The internal backup feature now writes a CSV file with directory original locations and a corresponding batch file which is able to restore all files to their original locations.
  • Improved Backup: As an alternative to using VSS, freezing and resuming the archive for snapshot purposes can now be done by using the PAUSE and CONTINUE service control commands offered by the MailStore Server service.
  • Improved Statistics: Significantly faster statistics calculation.

MailStore Server 8.1.3


  • New Official Windows 8.1 support.
  • New Official Internet Explorer 11 support.
  • Improved Software Activation: Improved error handling.
  • Fixed MailStore Web Access: Users are not offered single sign-on when Internet Explorer 11 is used.

MailStore Server 8.1.2


  • Note This update makes MailStore Server 8.1.2 compatible with MailStore Client 8.1, 8.1.1 and 8.1.2.
  • Changed MailStore Proxy is no longer part of the MailStore Server setup. Please download MailStore Proxy from https://my.mailstore.com/Downloads

MailStore Server 8.1.1


  • Note This update resolves a vulnerability in MailStore Web Access, Mobile Web Access and the Outlook Add-in. MailStore recommends that customers install this update even if MailStore's HTTP and HTTPS servers are not reachable via the internet.
  • Improved Handling of broken S/MIME messages improved
  • Fixed XSRF (Cross-site Request Forgery) vulnerability in MailStore Web Access, Mobile Web Access and the Outlook Add-in
  • Fixed Service control errors are not written to the Windows Event Log
  • Fixed MailStore Server Configuration: The event log viewer shows the wrong time
  • Fixed Archiving from Thunderbird on computers with several (primarily non-western) system locales may lead to corrupt message contents in MailStore

MailStore Server 8.1


  • New MailStore now comes with a new multi-user file system archiving profile that analyzes headers from e-mail messages in EML, MSG and PST files and writes those messages to the corresponding user archives
  • New It is now possible to provide a shutdown script (batch file) to perform additional tasks when stopping the MailStore Server service
  • Improved Directory Services: MailStore can now automatically delete users in MailStore while synchronizing. User archives are never automatically deleted.
  • Improved Active Directory Sync: Options to include disabled and/or hidden accounts in the synchronization
  • Improved It is now possible to use regular expressions in the folder include and exclude lists, making the folder selection much more flexible. Simply prepend the regex to include or exclude with || (case-sensitive) or |i| (case-insensitive).
  • Improved The MailStore Server service now registers for the Pre-Shutdown control in Windows Server 2008 / Vista and higher, giving MailStore enough time to correctly close large archives. On older versions, the Shutdown control is used (timeout here at least 10 minutes).
  • Improved The actual startup of the MailStore Server service is now done in the background, improving overall system performance at startup
  • Improved Exchange Server: MailStore now comes with a global option to skip messages which are marked as infected (disabled by default), rather than to write an error to the archiving report
  • Improved Better error handling for broken messages in MAPI format (Outlook MSG)
  • Improved Workaround for a bug in Gmail that causes the IMAP PERMANENTFLAGS to contain invalid characters
  • Improved When moving folders across user archive borders, the archive is no longer blocked for other concurrent operations
  • Improved Renaming a user archive is now performed much faster in most scenarios. This is done by simply re-assigning search indexes instead of rebuilding the source and target user archives.
  • Improved The "verify" maintenance command now writes more detailled error information
  • Improved The user database synchronization with IceWarp may timeout for large user databases. As a workaround, it is now possible to specify a timeout for API requests to IceWarp.
  • Fixed Exchange Server: Some item-level errors in Exchange Web Services (e.g. "ErrorVirusDetected") may cause the archiver to skip the remaining messages in the folder
  • Fixed An error message is shown when cancelling the deletion of a large folder
  • Fixed When an error occurs when creating a scheduled task, it may not be shown. Instead, the creation dialog re-appears.
  • Fixed When performing a directory services sync from the user selection page in the archiving profile editor, the user list doesn't refresh
  • Fixed Multidrop, Exchange Server Journaling, MailStore Proxy: If multiple users have the same e-mail address, messages from or to this e-mail address may not appear in the user archives of all affected users
  • Fixed After an error occurs when opening an archive store, it may be required to restart the MailStore Server service in order to be able to try this again
  • Fixed Exchange Server: MailStore may not be able to parse Journal reports if it contains unusal, but correct e-mail addresses, for example "Smith, John"@example.com
  • Fixed When trying to archive an Outlook PST file that doesn't exist, MailStore creates an empty one instead of displaying an error message
  • Fixed When using Microsoft SQL Server- or PostgreSQL-based archive stores, folders with a full name (path) that contains more than 255 characters are not created correctly
  • Fixed Exchange Server 2003 (WebDAV): When specifying a subfolder of the public folders in the mailbox field that contains special characters such as &, the archiving fails with an HTTP error
  • Fixed MailStore Server's internal heartbeat task may cause other operations to timeout even when there is currently nothing to do for this task
  • Fixed Folder names are not shown correctly in several titles of MailStore if they contain an ampersand (&)

MailStore Server 8.0.5


  • New Support for the latest Microsoft Office 365 update (EWS API version V2_3)

MailStore Server 8.0.4


  • New MDaemon 13.5 Support
  • Improved When sorting by sender/recipient or subject, messages with the same sender/recipient or subject are now sorted by the message date
  • Fixed MailStore Mobile Web Access redirects to the desktop version of MailStore Web Access after a successful login
  • Fixed MDaemon USERLIST.DAT synchronization fails in combination with multi-byte character sets

MailStore Server 8.0.3


  • Improved The statistics page now comes with an option to show accumulated statistics of all archive stores
  • Improved In addition to the number of messages and the percentage of occupied space, the statistics page now also shows the total size of all messages in a user archive. The computation is based on the original MIME format of the messages.
  • Improved MailStore Web Access now internally uses relative URLs, making it compatible with security software that publishes it under a different URL.
  • Fixed Due to incorrect Local/UTC conversion, the recent results page may show entries from a date that is before or after the selected date range
  • Fixed While archiving Outlook 2010 or higher, Outlook may internally modify source messages in an incorrect way under certain circumstances to make conversation threading work. This version of MailStore works around this bug (requires February Cumulative Update for Outlook 2010).
  • Fixed In 120 dpi mode, some controls in the wait dialog are hidden
  • Fixed In 120 dpi mode, some parts of the MailStore Add-in for Microsoft Outlook don't scale correctly
  • Fixed It is not possible to schedule a task based on an "other trigger" when using a 64-bit operating system

MailStore Server 8.0.2


  • Fixed Outlook Add-in and MailStore Web Access: An error message is shown under certain circumstances when performing a search which is limited by a date range ("The conversion could not be completed...")

MailStore Server 8.0.1


  • Improved Improved Google Apps For Business IMAP Multidrop Support
  • Fixed Outlook Add-in: automatic send/receive might get stuck due to an error in Outlook 2013 when the Add-in is registered
  • Fixed Outlook Add-in/MailStore Web Access: use of the MailStore Server Timezone when searching within a Date Range
  • Fixed 'Invalid RTF (missing end bracket \'}\').' error when trying to archive mails with broken rtf content
  • Fixed elemination of some glitches in MailStore Client when using high DPI settings

MailStore Server 8.0


  • New Official Outlook 2013 Support (including Office 365 Click-to-Run virtualization)
  • New Official Exchange Server 2013 Support
  • New All MailStore Server components (including administrative components) are now available in Chinese (Simplified and Traditional), Czech, Dutch, English, French, German, Hungarian, Italian, Japanese, Korean, Polish, Portuguese, Russian, Slovenian, Spanish and Turkish
  • New 64-bit Support – MailStore Client now runs natively as a 64-bit process on 64-bit platforms. MailStore Client continues to support 32-bit platforms as well.
  • New Modernized user interface for MailStore Web Access
  • New Modernized user interface for the Outlook Add-in
  • Improved The MailStore Client language can now easily be switched in the login dialog
  • Improved Both MailStore Web Access and the Outlook Add-in now allow the message list to be sorted by date, sender/recipient, or subject.
  • Improved IMAP Server: New IMAP UID mapping database improves compatibility with Microsoft Outlook. The UID error dialog which appears in Outlook under certain circumstances should no longer appear after updating to this version.
  • Improved When multiple Outlook versions are installed (side-by-side configuration), MailStore now uses the latest installed and supported version of Outlook
  • Improved Introduced a workaround for a bug in some versions of Exchange Server and Outlook which might have hampered MailStore in correctly detecting duplicate messages
  • Improved Exchange Server: MailStore now comes with a global option to skip objects that can't be converted to MIME by Exchange Server (disabled by default)
  • Improved When archiving e-mail messages, the source mailbox internal date (e.g. IMAP INTERNALDATE or MAPI PidTagMessageDeliveryDate) is now included in the duplicate message detection
  • Fixed Under certain circumstances, archive stores that are closed in reaction to a VSS event can't be reopened afterwards without restarting the MailStore Server Windows service
  • Fixed When an error occurs while closing archive stores in reaction to a VSS Freeze event, this error isn't correctly reported
  • Fixed Search results may incorrectly display sent messages as received. Rebuild search indexes with this version if you encounter this error.
  • Fixed Detection of the IMAP Inbox fails if the IMAP server reports its name in non-capital letters
  • Fixed Outlook Add-in: If an authentication mechanism is pre-selected via Group Policies, the user might not be able to enter his credentials under certain circumstances
  • Fixed Hundereds of minor fixes and improvements

MailStore Server 7.1


  • New Official Windows 8 Support
  • New Official Windows Server 2012 Support
  • New Language Support for "Czech" in MailStore Web Access and MailStore Outlook Add-in
  • New Exchange Journal Archiving: POP3 Protocol Support
  • Improved The Windows Firewall auto-configuration now configures all firewall profiles (private, public and domain)
  • Improved When restarting MailStore Server using the service configuration UI, MailStore now waits 2 seconds after stopping the service
  • Improved The management API command "SyncUsersWithDirectoryServices" now has a new optional argument "dryRun"
  • Changed The authentication mechanism Digest MD5 is no longer usable in combination with the IMAP protocol
  • Changed E-mail messages that (because of an error) still exist in the search index, but not in the database, are longer contained in search results
  • Fixed MailStore Web Access (Internet Explorer) and the Outlook add-in display an error message under certain circumstances ("Could not load add-on"), even when the used zone is configured correctly
  • Fixed The management API command "AttachStore" returns an error when the argument "requestedState" is specified
  • Fixed Debug log files have an incorrect name under certain circumstances
  • Fixed The HTTP server services started by MailStore Server might use a previously configured SSL certificate instead of the last configured one
  • Fixed Outlook MSG files whose Internet Headers property does not end with a line break can't be read by MailStore

MailStore Server 7.0.7


  • Fixed Active Directory Synchronization - Exception when there are cyclic group memberships
  • Fixed IceWarp Email Server - 'Value cannot be null' error when synchronizing with domains without users
  • Fixed 'Invalid RTF (missing end bracket \'}\').' error when trying to archive mails with broken rtf content

MailStore Server 7.0.6


  • Fixed Directory Services Authentication via IMAP-SSL or IMAP-TLS does not work for Kerio Connect and MDaemon
  • Fixed Archiving from Google Mail via a scheduled task on Windows XP fails with a certificate error
  • Fixed E-Mails with certain unnamed attachments cannot be archived

MailStore Server 7.0.5


  • Fixed Exchange Journal Profile - Active Directory synchronization will never be executed

MailStore Server 7.0.4


  • Fixed MailStore Web Access - folders can't be selected in extended search
  • Fixed Links sometimes open in Internet Explorer instead of the default browser

MailStore Server 7.0.3


  • Fixed An error occurs when trying to archive messages from the root folder of Exchange mailboxes and IMAP mailboxes
  • Fixed MailStore Web Access can't expand or open folders that have single quotes (') in their names
  • Fixed MailStore Outlook Add-in can't expand or open folders that have single quotes (') in their names

MailStore Server 7.0.2


  • Fixed MailStore Server can't be started with Turkish regional settings

MailStore Server 7.0.1


  • Fixed Improved handling of e-mails with flawed HTML content (unclosed tags)
  • Fixed Certificate viewer could not be displayed to check certificate errors in certain cases

MailStore Server 7.0


  • New 64-bit Support – The MailStore Server Windows service now runs natively as a 64 bit process on 64 bit platforms. MailStore Server continues to support 32-bit platforms as well.
  • New Mobile Web Access – A new web access for mobile devices replaces the old iPhone client and supports a much broader range of devices, for example BlackBerry, Google Android, Windows Phone, iPhone, iPod touch and iPad.
  • New The new "archive stores" replace the "file groups" known from earlier MailStore Server versions. Conversion is done quickly and automatically. Archive stores can handle much larger folder structures than the file groups from MailStore Server 6, making them much better suitable for larger installations.
  • New Microsoft SQL Server Support – MailStore Server can store metadata and (if wished) contents in a Microsoft SQL Server database. We support SQL Server 2005, 2008 and 2012.
  • New PostgreSQL Support – MailStore Server can store metadata and (if wished) contents in a PostgreSQL opensource database.
  • New Multithreaded Multi Mailbox Archiving – Multi-mailbox archiving can now be spread over multiple threads (e.g. 5 or 25), making it much faster and more interesting for larger companies.
  • New First-class support for IceWarp Email Server – Multi-mailbox archiving, multidrop (Exchange Journal-like) archiving, synchronization of the user database including groups support.
  • New First-class support for Kerio Connect E-mail Server – Multi-mailbox archiving, multidrop (Exchange Journal-like) archiving, synchronization of the user database including groups support.
  • New Generic Multi-Mailbox Archiving – For all other e-mail servers. Based on SASL authentication (RFC 4422).
  • New API (Application Programming Interface) – Provides a complete set of commands for managing archive stores and users. The API can be accessed via HTTPS (JSON and XML formats).
  • New VSS Writer – MailStore Server now includes a VSS writer which makes backup easier and faster in some scenarios, and dramatically reduces downtime during backup to a few seconds.
  • New MailStore Server Startup Script – You can now provide a startup script (batch file) to make it much easier to use MailStore Server together with Network Attached Storage (NAS).
  • Improved Better Microsoft Exchange Web Services (EWS) Support – Much better error handling. Client throttling support (avoiding "EWS 500" and "ErrorServerBusy" errors).
  • Improved Users and user archives can now be renamed.
  • Improved Emails and folders can now be moved between user archives.
  • Improved It is now possible to set privileges for multiple users in one step. Drag&Drop support for e-mails.
  • Improved Archive stores now have names which are independent from the directory they are stored in.
  • Improved Archive stores are now independent from the master database. They can now easily be detached and reattached on a different server.
  • Improved Archive stores can now be temporarily disabled rather than having to be detached.
  • Improved Archive stores can now place their metadata, contents and search index parts in different directories on separate volumes.

MailStore Server 6.0.8


  • Note This server version accepts client connections from MailStore Client 6.0 to 6.0.8.
  • Fixed Due to recent changes in Microsoft Office 365, some e-mail accounts cannot be accessed by MailStore Server.

MailStore Server 6.0.7


  • Note This server version accepts client connections from MailStore Client 6.0 to 6.0.7.
  • Fixed iPhone Access: The "Load 25 more entries" button does not work
  • Fixed MailStore Client doesn't detect 120 dpi mode correctly, which may cause a cluttered user interface on 120 dpi systems
  • Fixed Exchange Server archiving: Unexpected EWS error 500 is displayed instead of the correct error message

MailStore Server 6.0.6


  • Note This server version accepts client connections from MailStore Client 6.0, 6.0.1, 6.0.2, 6.0.3, 6.0.4, 6.0.5 and 6.0.6.
  • Fixed Specific seldom Outlook MSG files can't be read by MailStore
  • Fixed Incorrect implementations of the Google XLIST command by other e-mail servers might cause the archiving to be incomplete
  • Fixed MailStore Proxy sends the NetBIOS host name together with the SMTP EHLO command (instead of sending the fully qualified DNS host name, as it would be correct)
  • Fixed MailStore Proxy writes partly incomplete report files when using specific SMTP authentication mechanisms

MailStore Server 6.0.5


  • Note This server version accepts client connections from MailStore Client 6.0, 6.0.1, 6.0.2, 6.0.3, 6.0.4 and 6.0.5.
  • Fixed MSG File Import may fail when the sender information is missing
  • Fixed automatic MAPI-Cache repair if it is damaged (Cache.fdb)
  • Fixed MailStore Web Access: Showing more entries might indicate that there are no more entries even when there are more entries available

MailStore Server 6.0.4


  • Note This server version accepts client connections from MailStore Client 6.0, 6.0.1, 6.0.2, 6.0.3 and 6.0.4. However, we recommend to upgrade all MailStore Client and all MailStore Outlook Add-in installations to version 6.0.4.
  • Fixed When restoring messages with ambiguous attachment MIME headers to Outlook, some attachments may not be appear in Outlook's message viewer
  • Fixed In combination with Exchange Server, it might not be possible to forward specific e-mails via Outlook ("content conversion failed") or to re-archive them ("EWS 500 error") when the message has been originally restored from MailStore
  • Fixed When compacting the file group database MailStoreFileGroup.fdb fails during upgrade (e.g. due to corrupted database pages), the file group incorrectly remains in the "needs upgrade" state
  • Fixed MailStore displays an error messages when trying to archive / export MSG messages in cases where Outlook is not installed locally
  • Fixed The date picker in MailStore Web Access / Outlook Add-in doesn't work correctly when certain date formats (e.g. Hungarian) are configured in Web Access' settings

MailStore Server 6.0.3


  • Note This server version accepts client connections from MailStore Client 6.0, 6.0.1, 6.0.2 and 6.0.3
  • New Microsoft Exchange Server 2010 Service Pack 2 Support

MailStore Server 6.0.2


  • Note This server version accepts client connections from MailStore Client 6.0, 6.0.1 and 6.0.2
  • Fixed When deleting multiple e-mail messages at once, an error message "Mail not found" may appear under certain circumstances
  • Fixed It is not possible to specify a custom date range on the page "Last Results"
  • Fixed The Windows Explorer preview does not show the correct message body of MSG files created by MailStore
  • Fixed When exporting to MSG or opening in Outlook, Microsoft Outlook may display the message body incompletely in very rare cases
  • Fixed In rare cases Microsoft Outlook launches slowly when the Outlook Add-in is installed
  • Fixed In rare cases an incorrect error message is displayed when MailStore fails to archive Exchange Server 2003
  • Fixed The upgrade to the new MailStore Server 6 file group format may not complete when some container files (.dat) are corrupt

MailStore Server 6.0.1


  • Note This server version accepts client connections from MailStore Client 6.0 and 6.0.1
  • New Automatic detection of the Microsoft Exchange server name when using Hosted Exchange (Autodiscover)
  • Fixed Active Directory Synchronization: An error message may be shown when trying to select the AD group
  • Fixed After deconnection or session timeout, re-login fails when Windows Authentication is used
  • Fixed When archiving Outlook, the outlook folder tree retrieval may fail when Outlook is connected to Exchange Server in non-cached mode
  • Fixed The debug log viewer in the service configuration fails to open when it finds log files with an invalid file name

MailStore Server 6.0


  • New New User Interface: Now much cleaner, sleek and modern.
  • New New Administrator Dashboard: Shows relevant information such as server OS information, disk usage, errors, warnings, archive statistics, compliance information, current activity and license information.
  • New New Compliance Features: Retention Policies. Legal Hold. Auditing. Auditor Access. E-mail Preview Barrier for Administrators.
  • New New MDaemon Messaging Server Support: First class support for one of the most popular email servers in the world.
  • New New Email Archiving and Export UI: Run multiple profiles at the same time in the background without having to start separate MailStore Client instances. View information and statistics about the last executions.
  • New New File Group Format: Upgrade to this new format and gain dramatically higher performance and scalability. Automatically create new file groups based on interval (yearly, quarterly or monthly) or on thresholds (number of messages, file group size in GB) directly from the storage locations UI.
  • New New Directory Services Support: Synchronize with Active Directory, MDaemon or various LDAP servers such as OpenLDAP using a clear and consistent UI. Active Directory support has been completely rewritten to be able to support even complex setups.
  • New New MailStore Server Service Configuration: Replaces the Base Configuration tool of previous MailStore Server versions. Specify separate X.509 certificates for the various services such as HTTPS and IMAP-SSL. Import certificates from files or create new self-signed certificates. New built-in debug log viewer. Improved automatic Windows Firewall configuration now also opens the MailStore Web Access ports.
  • Improved Hundreds of minor improvements and bug fixes.

MailStore Server 5.2


  • New Management shell command "user-set-folder-access" for granting or revoking rights on folders
  • Improved Increased robustness when archiving defective Microsoft Outlook message stores and messages
  • Improved Improved support for Microsoft Exchange hosted environments
  • Improved Significantly reduced MailStore Client and Server overall memory usage
  • Improved Updated CD/DVD burning driver improves compatibility with various recorders
  • Improved Improved speed when searching for date or e-mail message size
  • Improved The integrated database backup function now sets the archive bit on destination files in a way like it is expected by most external backup software
  • Improved Significantly improved MailStore Web Access download speed especially when used on slow networks
  • Fixed When archiving Exchange journal reports that have been modified by migration tools or similar, the error message "Unable to find embedded message." is displayed
  • Fixed Outlook Add-in: After successfully logging on to MailStore Server, the MailStore Web Access login page might under certain circumstances appear instead of the requested page
  • Fixed Outlook Add-in: The "Restore Message" dialog shows the folder structure of the default profile instead of the current profile
  • Fixed Some RFC-compatible e-mail addresses such as miles.o'brien are not accepted by several MailStore Client dialogs

MailStore Server 5.1


  • New MailStore Server now comes with an IMAP server which enables users to access their archives using most e-mail clients and mobile devices (read-only access). The IMAP server can be enabled in MailStore Server Base Configuration.
  • New Microsoft Exchange Server 2010 Service Pack 1 Support
  • Fixed When archiving large Exchange Server mailbox folders, an error message may be shown indicating that the server is busy ("ErrorServerBusy").
  • Fixed When trying to archive Microsoft Exchange Server 2010 Service Pack 1, HTTP error code 302 is displayed.
  • Fixed After upgrading to Microsoft Outlook 2010, MailStore may show that Microsoft Outlook is not installed.
  • Fixed Under certain circumstances, the Outlook add-in does not find the temporary directory and displays incomprehensible error messages.
  • Fixed After exporting to Outlook PST files that didn't exist before, the PST files' display name in Outlook may contain random characters.

MailStore Server 5.0.1


  • Note This server version accepts client connections from MailStore Client 5.0 and 5.0.1
  • Fixed MailStore Web Access: Windows authentication is not possible via the login screen

MailStore Server 5.0


  • New Brand-new Microsoft Outlook Add-in with seemless integration
  • New The installation of MailStore Client is no longer required for using the Microsoft Outlook add-in
  • New End-user components (Outlook Add-in and Web Access) in German, Dutch, English, French, Hungarian, Italian, Japanese, Polish, Portuguese, Spanish, Turkish and Chinese (simplified and traditional)
  • New Microsoft Outlook 2010 support (including x64; the add-in works in the x86 version only)
  • New Archiving Yahoo Mail via IMAP is now possible. Please use the IMAP server imap.mail.yahoo.com
  • Improved Sent messages archived via IMAP are now displayed correctly in e-mail lists (recipient instead of sender). This requires setting the 'Sent Items' folder in the IMAP archiving profile.
  • Improved The message type (sent/received) can now be changed afterwards via the context menu in MailStore Client's e-mail list
  • Improved Broader support of non-AD LDAP servers
  • Improved Opening in Outlook is now much faster when Outlook 2007 SP2 or higher is used
  • Improved MailStore Web Access now remembers the last search criteria (Advanced Search)
  • Improved MailStore Web Access now highlights the currently displayed e-mail in the e-mail list
  • Improved Export to IMAP mailbox: If creating a subfolder fails, MailStore now exports e-mail to its parent folder
  • Fixed MailStore Client can't be started with Turkish regional settings
  • Fixed Mozilla Thunderbird: The 'read' flag of e-mails may not be detected correctly under certain circumstances
  • Fixed Active Directory sync may fail when more than 1,000 users are about to be synchronized
  • Fixed MailStore Web Access: The e-mail list may display incorrectly when it includes non standard-conformant e-mail messages
  • Fixed MailStore Web Access: Logging on with Apple Safari and Google Chrome is not possible when the user name contains special characters
  • Fixed MailStore Web Access: An error message appears when downloading attachments whose file name contains whitespaces or special characters
  • Fixed MailStore Web Access: Mozilla Firefox prints only the first page of e-mail messages
  • Fixed Export to Exchange 2007 or 2010 mailboxes: Exporting of some e-mail types (such as read reports) fails
  • Fixed Logging on to MailStore Server is not possible when passwords start or end with blanks

MailStore Server 4.6.2


  • Note This server version accepts client connections from MailStore Client 4.5 to 4.6.2
  • Improved In addition to license files, this version also accepts 25-letter product keys which are delivered by our distributors

MailStore Server 4.6.1


  • Note This server version accepts client connections from MailStore Client 4.5 to 4.6.1
  • Improved This version comes with a workaround for a bug in Exchange Server 2007 which, under certain circumstances, might cause problems when batch-archiving Exchange mailboxes.

MailStore Server 4.6


  • Note This server version accepts client connections from MailStore Client 4.5, 4.5.1 and 4.6
  • New Exchange Server 2010 support
  • New Exchange Web Services support enables archiving of mailboxes in Hosted Exchange environments where the WebDAV protocol has been deactivated (e.g. 1&1 Microsoft Exchange)
  • Improved Encryption of saved MailStore Server passwords improved
  • Improved MDaemon email server support improved
  • Improved Multidrop mailboxes: Detection of sender and recipient e-mail addresses improved
  • Improved Significantly lower memory usage during archiving and search index rebuilding
  • Improved MailStore Web Access can now be loaded into an HTML IFRAME
  • Fixed Incompatiblity with SPAMfighter Exchange Module
  • Fixed IMAP archiving: Under very rare circumstances, archiving stops because of an InvalidCastException error
  • Fixed Due to a bug in OpenOffice, MailStore is unable to index OpenOffice attachments (loading uwinapi.dll fails)
  • Fixed Existing but empty address header fields cause MailStore to display "Undisclosed-recipients:;" in the built-in e-mail preview
  • Fixed Due to an error in highlighting, an ArgumentOutOfRange error might appear while scrolling through e-mail lists
  • Fixed Possible Year 2010 problem in combination with non standards-compliant IMAP servers
  • Fixed Under certain circumstances, a profile selection dialog might appear when restoring messages to Outlook

MailStore Server 4.5.1


  • Improved Microsoft Outlook Archiver: Significantly reduced memory usage during archiving
  • Fixed Under certain circumstances, too many e-mails are archived during Exchange Server or IMAP batch archiving

MailStore Server 4.5


  • New Administrative tools: New administrative tools provide a better overview and offer new features such as a display of all users who are currently connected
  • New Email preview: New features such as "Find in e-mail"
  • New Backup: An integrated backup feature offers time-controlled backups to any drive directly from MailStore
  • New Experimental: Use any LDAP server
  • Improved IMAP/POP3 archiving: Emails from multidrop mailboxes can be assigned to their respective users automatically during archiving
  • Improved Journaling: Emails with unknown addresses can be automatically assigned to specific archive folders
  • Improved Active Directory: Only synchronize members of a particular group
  • Improved New filter: Only archive emails older than a specific time period (instead of fixed date)
  • Improved Significant performance improvements
  • Fixed Minor Bug Fixes

MailStore Server 4.0.4


  • Note This server version accepts client connections from MailStore Client 4.0 to 4.0.4
  • New Detailled connection log for IMAP, POP3 and SMTP connections (in Management Shell, type "debug-conn" to enable)
  • Changed New license conditions and terms of use

MailStore Server 4.0.3


  • Note This server version accepts client connections from MailStore Client 4.0 to 4.0.3
  • Fixed MailStore Web Access login might fail under Safari and Opera if .NET 2.0 Service Pack 2 is not installed on the server
  • Fixed I/O error when trying to append email data to broken container files (.dat)
  • Fixed Specific email headers can lead the MailStore Server process to permanently use 100% CPU
  • Fixed CSV file for IMAP batch archiving is not selectable under Windows Vista
  • Fixed Workaround for a bug in Exchange Server 2003 that can cause problems when archiving emails sent via ActiveSync

MailStore Server 4.0.2


  • Note This server version accepts client connections from MailStore Client 4.0, 4.0.1 and 4.0.2
  • Improved Better parser for date headers that are not standards-compliant
  • Fixed MailStore Server does not start under certain circumstances ("CreateFile failed")
  • Fixed MailStore Server takes very long to start under certain circumstances. (To benefit from this bugfix, please ensure that .NET Framework 2.0 Service Pack 1 or higher is installed.)
  • Fixed Unable to connect to localhost on some IPv6 systems, depending on the "hosts" configuration
  • Fixed Outlook archiver is unable to process messages with an existing but empty Internet Message ID (e.g. "<>")
  • Fixed IMAP connection fails depending on the IMAP server implementation ("Argument out of range")
  • Fixed MailStore Proxy archiver is unable to process delivery reports with an empty SMTP "MAIL FROM" email address

MailStore Server 4.0.1


  • Note MailStore Client 4.0 is compatible with MailStore Server 4.0.1
  • Improved Improved rich text (RTF) message support
  • Fixed Outlook 2007 Service Pack 2 only: Direct PST archiving may not work due to a bug in Outlook. This MailStore update comes with a workaround. Installation of the Microsoft hotfix http://support.microsoft.com/default.aspx?scid=kb;en-us;968858 is recommended anyway.
  • Fixed MailStore Web Access logon does not work with the Opera browser
  • Fixed An error occurs while archiving Zarafa IMAP server

MailStore Server 4.0


  • New MailStore Web Access - Archive Access via Web Browser
  • New MailStore Client for iPhone and iPod touch
  • New Batch Archiving of IMAP Mailboxes
  • New NAS Support (Network Shares)
  • New Auto-Creation of new File Groups
  • New Archive Usage Statistics
  • New Search Folders - Access Saved Searches via the Folder Tree

MailStore Server 3.0.3


  • New Outlook MSG file archiving without using PST files
  • New Storage on network shares. This is an experimental feature - please contact MailStore Support.
  • New IMAP batch archiving via CSV file. This is an experimental feature - please contact MailStore Support.
  • Improved Improved search index management and improved search index structure
  • Improved Faster search over all user archives if searching for folder, date or email size
  • Improved Native extraction of PDF contents works around problems with buggy Adobe components
  • Improved Users can continue to use the archive while index rebuild is in progress
  • Improved Progress is now displayed for long search operations
  • Improved Scheduled Tasks: It is now possible to create scheduled tasks in interactive mode
  • Improved Scheduled Tasks: It is now possible to create scheduled tasks with an empty Windows password
  • Improved Commands not available to the user are now hidden
  • Improved User management now displays the number of users
  • Changed Scheduled tasks are now created under the current Windows account
  • Changed Outlook special folders Conflicts, Sync Issues, Local Failures and Server Failures are no longer included in the archive process
  • Changed Outlook and Exchange archiving: Flagged messages are never deleted
  • Changed User name maximum length increased to 255 characters
  • Fixed Active Directory sync may synchronize SMTP email addresses in the incorrect order. This may lead to authorization problems when archiving multiple mailboxes.
  • Fixed Storage Locations: Local directories on the MailStore Server can't be selected if access to a drive has been denied
  • Fixed Miscellaneous problems with search indexes
  • Fixed Archiving does not work if the current container file (.dat) is corrupt
  • Fixed SMTP forward does not work
  • Fixed Scheduled Tasks: MailStore does not display task start errors
  • Fixed Performance problems when calculating statistics (Server start page)

MailStore Server 3.0.2


  • New Microsoft Outlook Integration (Add-in)
  • New Standard users can search in all readable user archives
  • New Group policy template for automatic MailStore Server login
  • New Export to Mozilla Thunderbird and Mozilla SeaMonkey
  • New Filter archiving by email date (only email before a specific date)
  • Improved Higher performance when searching simultaneously
  • Improved Improved processing of non standard-compliant email
  • Fixed Scheduled tasks can't be viewed by standard users
  • Fixed MailStore Client icon is corrupt when installed via MSI package
  • Fixed PST Export does not create Unicode PST files (only ANSI)
  • Fixed Misleading error message "Index corrupt, please rebuild." under certain circumstances
  • Fixed During Server Setup it is possible to choose an invalid data directory
  • Fixed Server Setup may fail under Windows XP without Service Pack 2 or 3

MailStore Server 3.0.1


  • Note This is a bugfix release. It contains no additional features. Please install it only if you are a new user or if you are having problems with version 3.0.
  • Fixed Delete rules are not applied when connected to a POP3 server
  • Fixed LDAP Authentication does not work after performing an Active Directory synchronization
  • Fixed IMAP, POP3 and SMTP connections are not closed correctly
  • Fixed Error message if Message-ID is available, but invalid (affects File System, MBOX, SeaMonkey, Thunderbird, Live Mail, Windows Mail and Outlook Express)
  • Fixed Exchange archiving via HTTP(S): Error message "Invalid AllXsd value"
  • Fixed User list is not updated after Active Directory synchronization (click on Refresh button required)

MailStore Server 3.0


  • New New user interface
  • New Significant performance and memory usage improvements
  • New Significantly improved scalability when using with a large number of users and file groups
  • New Single Sign-on (Windows Authentication)
  • New New, improved Active Directory integration
  • New Exchange: Batch archiving of all/multiple mailboxes of an Exchange Server with just a few clicks
  • New Special Microsoft Exchange archiving wizard
  • New Save and export email in Outlook MSG format
  • New Archiving: Table View. Administrative view of the profiles of all users.
  • New Wizard for archiving email
  • New Backup and Export: Table View. Administrative view of the profiles of all users.
  • New Wizard for email backup and export
  • New Google Mail archiving
  • New New Storage Locations tool
  • New Commands for archive maintenance now invokable from the MailStore Client user interface
  • New Export of the folder structure (Outlook, Outlook Express, Windows Mail, Exchange Server and IMAP)
  • New New MailStore Server configuration tool
  • New Export of folders and subfolders directory from the tree view
  • New Email Preview: Print via Outlook (if installed) includes e-mail headers
  • New Email Preview: Copy to clipboard now possible from every header field
  • New Email Preview: New quick access toolbar
  • New Internal AES256 encryption of bodies and attachments
  • New Administrative command filegroup-create-auto for automatically creating new file groups
  • New New user management
  • New Overview of all folder access privileges granted to users
  • New Improved archive and export logs
  • New New format for index files (higher performance and scalability)
  • New Compact feature for freeing unused disk space
  • New Creating new users is now possible directly from the email archiving wizard
  • Improved Burn: support of a variety of new CD and DVD recorders
  • Improved Exchange: Automatic Active Directory synchronization during the archiving process (Journaling and Multi-Mailbox)
  • Improved Scheduled Task Wizard: Option to run the task every X minutes
  • Improved Scheduled Task: Automatic default file name for log files. View all local protocols.
  • Improved Backups created with version 3 can be restored by simply copying back via Windows Explorer.
  • Improved IMAP, HTTP, POP3 and SMTP: Timeouts can now be specified when used together with slow mail servers.
  • Improved Network traffic reduced when backing up or exporting to a network share and having synchronization enabled
  • Improved Deletion of entire folders and subfolders is now possible if the corresponding privileges are granted
  • Improved POP3, Windows Mail and Outlook Express: Deletion of already archived email if wished
  • Improved Client: It is now possible to specify an alternate port for connecting to MailStore Server
  • Improved Client: Improved behaviour during server maintenance
  • Improved Client: If started on the server machine, Client checks for server startup problems and displays them.
  • Improved Exchange: Better error messages as reaction of common HTTP error codes
  • Improved Exchange: Journal archiving is now possible even when envelope journaling is not enabled and/or cannot be enabled.
  • Improved MailStoreCmd: More comfortable interactive mode, Passwords now masked
  • Improved Server: Higher performance thanks to new RPC stack
  • Improved Outlook: Archiving of password-protected PST files (password field)
  • Improved Server: Automatic recalculation of statistics after an unforeseen shutdown (power event)
  • Improved Setup: New service controller starts and stops the server more reliably during Setup
  • Improved Search over multiple file groups and user archived is now cancellable
  • Improved Fast soft-delete is performed when deleting emails. Actual deletion is performed when compacting file groups.

MailStore Server 2.6.6


  • Note This is a recommended update for all users of MailStore Server
  • Improved Attachments with unsafe file extensions have to be saved on hard disk in order to open them
  • Fixed Windows Vista, Windows Server 2008: The email attachment command "Open as" does not work as expected
  • Fixed Windows Vista, Windows Server 2008: Open and save dialogs appear broken if a .NET service pack is installed
  • Fixed Rebuilding an index aborts when a corrupt message is found in the archive
  • Fixed Outlook: MAPIToMIMEStm error when trying to archive a broken message
  • Fixed Outlook: Forwarding a message exported by MailStore might lead to a blank body in the forwarded message
  • Fixed Outlook: Error message when trying to open multiple messages in Outlook at once
  • Fixed Outlook: Error message when trying to reply to or forward a message open in Outlook 2000 or Outlook XP
  • Fixed Outlook: When directly archiving PST files, the PST display name might be modified under certain circumstances
  • Fixed Error message when trying to archive an email with an existing, but empty Message-ID field
  • Fixed Right after logon, an error message appears for a few milliseconds
  • Fixed Drag&Drop of attachments to Windows Explorer does not always work reliably
  • Changed Exchange Mailbox: When using IMAP, deletion from the mailbox is automatically disabled if no folders are excluded to prevent users from unintentional deleting objects such as contacts and notes
  • Changed Update check via standard web browser

MailStore Server 2.6.5


  • Note This is a bugfix release. It contains no additional features. Please install it only if you are a new customer or if you are having problems with version 2.6.
  • Fixed Connection to Microsoft Exchange Server fails under certain circumstances
  • Fixed MailStore Client hangs when creating a scheduled task for Local System under Windows Vista
  • Fixed Line breaks were missing in some screen messages
  • Fixed MailStore Proxy Import: .mpr might not be deleted after archiving
  • Fixed Some messages might have been archived with a date in the year 2020
  • Fixed MailStoreCmd.exe writes "Session not found" instead of "Logon failed"
  • Fixed Some minor bugfixes
  • Changed Timeout increased for HTTP (WebDAV), IMAP, POP3 and SMTP connections

MailStore Server 2.6


  • Note This release solves all known issues with version 2.5.1.
  • New Exchange Public Folder Archiving
  • Improved Context Help via F1 or help buttons
  • Improved Exchange Journal Import now supports HTTP/HTTPS. Solves timeout problems that can occur with IMAP
  • Improved Export to Exchange Mailbox now supports HTTP/HTTPS
  • Improved Exchange Import: Automatic error analysis when the HTTP(S) connection fails
  • Improved Better error reporting system
  • Improved Better S/MIME support
  • Improved Email List/Search Result: Sent emails are now marked labeled with "To:"
  • Improved Active Directory Sync can now be run on Exchange users only (ads-sync parameter --exchange-only)
  • Improved HTML body part is now indexed instead of the plain text body part if available
  • Improved Wildcards are now possible at the beginning of search terms (e.g. *@contoso.com or *.pdf)
  • Fixed File System Import terminates when the folder name contains several special characters (:)
  • Fixed Two-digit years are interpreted incorrectly (e.g. created by old David versions)
  • Fixed Storage Locations: Newly created folders might not be selected automatically
  • Fixed Storage Locations: Change file group location -> Cancel deactivates the file group
  • Fixed Error message "Font 'Segoe UI' does not support style..." when starting MailStore
  • Fixed Open in Outlook: Subdialogs are not shown in several Outlook versions
  • Fixed Open in Outlook: Error message "MAPI_E_USER_CANCEL" when cancelling the Outlook profile selection
  • Fixed Open in Outlook: Terminating after showing "The digital ID can not be found"
  • Fixed IMAP Import terminates if the IMAP server returns the same folder name twice
  • Fixed IMAP Import terminates if the IMAP server does not return headers for a message
  • Fixed IMAP Import: Error message "Unable to parse server response" when used with some non standard-compliant servers
  • Fixed Exchange Journal Import: HTML-formatted reports (not emails!) can't be processed
  • Fixed Exchange Mailbox Import: Email messages from "Sent Items" might not be marked as 'sent'
  • Fixed Exchange Mailbox Import: Error message "mailbox is null" if the user name contains blanks
  • Fixed TypeInitializationException when starting the MailStore service
  • Fixed Outlook Import/Export: Focus problems (Windows in the background)
  • Fixed Outlook Import: MAPI_E_INVALID_PARAMETER when archiving NDRs
  • Fixed Outlook-Import: Email messages from "Sent Items" might not be marked as 'sent'
  • Fixed Errors that occur while opening a file group are not shown
  • Fixed Some S/MIME (signed) messages are not displayed in the email preview
  • Fixed Thunderbird Import shows a warning because of not importable Online folders
  • Fixed Index Options: The user list is not sorted alphabetically

MailStore Server 2.5.1


  • Improved IMAP, POP3 and SMTP protocol implementations reworked (better compatibility and error handling)
  • Improved It is now possible to specify any Windows user when creating a scheduled Task
  • Improved Better screen messages for the most frequent errors
  • Fixed Exchange: Authentication might fail when form-based authentication is enabled
  • Fixed MailStore is unable to import an Exchange Journal report if it does not contain a sender SMTP address
  • Fixed Errors that occurred while importing an email message might be hidden under certain circumstances
  • Fixed Copy Cmd button in Scheduled Task wizard displays the command line instead of copying it to the clipboard
  • Fixed Email subject is displayed in MIME-coded form in the progress viewer and import log
  • Fixed Windows service is registered with no dependencies and might not be started correctly while booting Windows

MailStore Server 2.5


  • New Scheduled Tasks: Import and export scheduling now much simpler than before
  • New Scheduled Tasks: Table view of tasks on the local computer
  • New Advanced Delete Rules: All time spans can now be specified exactly
  • New Advanced Delete Rules: Option to delete dependent on the email date
  • New Direct archiving of PST files and export to new or existing PST files
  • New Cut, copy and paste of import and export profiles
  • New Option to turn off automatic exclusion of special folders such as 'Deleted Items'
  • New Windows Live Mail import (experimental; official Microsoft API not yet available)
  • New Email Preview: Open in Windows Live Mail
  • New Email Preview: Print and Print Preview directly from MailStore
  • New Microsoft Outlook: Archiving of IMAP mailboxes opened in Outlook is now possible
  • New Microsoft Outlook: Archiving of message stores other than Exchange and PST
  • Improved Significant performance improvements especially when launching MailStore
  • Improved MailStore.exe file size reduced by more than 55%
  • Improved Storage Locations: Statistics grouped by file group
  • Improved Storage Locations: Recalculate statistics
  • Improved Mozilla Thunderbird and SeaMonkey: Improved folder scanner
  • Improved Microsoft Exchange Server: Improved compatibility with Exchange Server 2007 SP1
  • Improved Microsoft Exchange Server: Improved screen messages and workaround of some Exchange bugs
  • Improved Microsoft Outlook: Improved stability through the new MailStore Extended MAPI client
  • Improved Automatic debug log of import and export processes. Display via report window.
  • Fixed Microsoft Exchange Server: Timeout error when processing very large folders (> 10,000 messages) if server is under load
  • Fixed Email export fails when processing certain non standards-compliant messages (Can't write multipart data. Boundary is missing.)
  • Fixed Extended search for email size may not work. If the problem persists, rebuild the index via Admin Tools -> Index Options.
  • Fixed Microsoft Exchange Server: some unusual email addresses are not detected correctly when using journaling
  • Note Lots of minor improvements and bug fixes

MailStore Server 2.0


  • Note Many features originally planned for version 2.0 were already included in 1.6.1 and 1.6.2 versions. See below.
  • Improved Completely removed maximum users restriction. Max-Users limitation in the license file is ignored.
  • Improved Drag&Drop of an EML file onto the import profile list imports this file
  • Improved Drag&Drop of a folder onto the import profile list creates a new File System import profile with this folder
  • Improved Drag&Drop of a PST onto the import profile list creates a new Outlook import profile with this file. Additionally, a new MAPI profile is created.
  • Improved Drag&Drop of an MBOX onto the import profile list creates a new MBOX import profile with this file
  • Improved Select Folders: Show effective folders after applying include and exclude lists
  • Improved Select Folders: Option to add folders excluding subfolders to the lists
  • Fixed Connection cannot be established when using IMAP-SSL (IMAP-TLS is not affected)

MailStore Server 1.6.2


  • Improved If a text was found in an attachment's file name, the attachment itself is now included in the search result list (below the containing message)
  • Improved MailStore Proxy / NST import now shows the sender and recipients of an email message which could not be assigned to a MailStore user
  • Improved Exchange via HTTP/HTTPS: It is now possible to specify the mailbox relative URL instead of the mailbox name (e.g. /exchange/johndoe)
  • Improved MailStoreCmd.exe can now be started without parameters (Interactive Login)
  • Improved Import/Export: Profile lists are now sorted using Windows' regional settings
  • Improved Extended Debug Logging for IMAP and POP3 connections
  • Fixed User Info: The 'Password' button is incorrectly titled 'Change'
  • Fixed Compatibility with various IMAP server implementations improved
  • Fixed The contents of PDF files can not be searched when Adobe Reader 8.x is installed

MailStore Server 1.6.1


  • New Microsoft Exchange Mailbox Import now supports HTTP/HTTPS (WebDAV). Solves problems that may occur by using IMAP.
  • New No Spam Today! Proxy Support (automatic archiving of all incoming and outgoing email)
  • New Index Options (Administrative Tools): Configure attachment file extensions; Rebuild user indexes
  • New Built-in Support Command 'exejcfg' enables Microsoft Exchange Envelope Journaling (Disable with -d)
  • Improved Improved LDAP settings detection (solves problems with Small Business Server 2003)
  • Improved MailStore Server now writes to Windows' Event Log (e.g. startup problems, message deletions)
  • Improved Server performs client version check in order to avoid unintelligible error messages
  • Improved MailStore Setup now provides the option to start MailStore after installation
  • Improved Redesign of Email Import Reports
  • Improved Automatic download and installation of Windows Installer and .NET Framework during setup if desired
  • Changed Exchange Import/Export: Combined domain, user name and password in one edit field.
  • Changed MailStore database is opened when starting the Windows Service (and not at the first login)
  • Fixed Fixed stability problems in Outlook Express / Windows Mail import (misc error messages)
  • Fixed Dialog windows which appear during login place themselves behind the main window under certain circumstances
  • Fixed Some German text was missing in the software (displayed in English instead)
  • Fixed Exchange via HTTP/HTTPS (RC1): Connection initialization is slow and could lead to timeouts
  • Fixed Exchange via HTTP/HTTPS (RC1): Error message that the version could not be read with some Exchange Server configurations (e.g. 1&1 Hosted Exchange)

MailStore Server 1.6


  • New Automatic Archiving of all incoming and outgoing email via separately available MailStore Proxy
  • New Active Directory Synchronization
  • New LDAP Authentication
  • New Export directly to IMAP Mailboxes
  • New Export directly to Exchange Mailboxes
  • New Delete Rules for IMAP Mailboxes
  • New Delete Rules for Exchange Mailboxes
  • New Delete Rules for AVM KEN! Mailboxes
  • New Email messages movable between folders of a user
  • New Optional transport-layer encryption when forwarding via SMTP (TLS and SSL)
  • New Completely rewritten Outlook Express/Windows Mail Import module (Removed 3rd Party Dependency)
  • Improved Improved Microsoft Exchange Server 2007 Support
  • Improved SSL Warnungs can now be disabled when importing or exporting
  • Improved SSL certificate viewer can now be displayed to check certificate errors (Import and Export)
  • Improved Improved display of non standard-compliant email messages
  • Improved Much faster IMAP import initialization, lower traffic
  • Improved Scheduled Task can now be run without displaying a DOS window (MailStoreCmdSilent.exe)
  • Improved Improved Status Messages
  • Improved User Information window improved
  • Improved Improved handling of email messages with inconsistent line endings
  • Changed MailStore Server Setup now asks for the data directory on every installation
  • Changed MailStoreCmd: Switch -pkfp optional
  • Changed MailStore Home Import not displayed anymore in MailStore Server and Client
  • Fixed Removable devices (USB hard disks etc.) are not display unser Storage Locations
  • Fixed IMAP folder structures are not displayed correctly in some cases
  • Fixed The IMAP INTERNALDATE field is ignored. The date shown in MailStore may be incorrect in some cases
  • Fixed Date and time of email messages copied from Outlook may be not displayed correctly in some cases

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MailStore Server Boxshot - Email Archiving Software for small- and medium sized Businesses

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