Changes in Version 6.4.0 - May 15, 2007 :
Kerio MailServer:
+ Support for Windows Vistaā„ў
+ Added support for new devices in ActiveSyncĀ®: Nokia E, Sony Ericsson M600, P990 and DataViz RoadSync client.
+ Added support for synchronization of Windows Calendar on Vista (calendar subscribing/publishing).
+ Support for intermediate SSL certificates
* ORDB.org DNS blacklist has been closed. ORDB blacklist is removed from configuration on upgrade.
* Updated SpamHaus DNS blacklist configuration.
* Contact birthday and anniversary can be set before 1970.
* Improved Kerio MailServer Engine monitor.
* Improved email delivery to SMTP servers which cannot establish SSL connection.
* Increased performance and speed of WebAdmin user management.
* Enhanced support for multiple CPUs in antivirus checking.
* Added ability to disable SSLv2 and force SSLv3/TLSv1 only in secure connections (see the KB article).
* Added support for new Linux versions (see the System Requirements on Kerio website).
* Added support for decoding x-uuencoded attachments.
* LOGIN authentication method supports initial-response parameter for faster authentication.
* Support for subscription of Kerio MailServer calendars from Outlook 2007 via iCal.
* Improved uninstallation process on Mac OS X. Added option to remove configuration files and/or message store during uninstallation.
- KMS had to be restarted after certain Sophos antivirus updates.
- Attachment file name in attachment filter report was not decoded.
- Messages downloaded from POP3 server were forwarded with wrong sender address.
- Certain recurring event might not be displayed properly around daylight saving time change.
- Emails from myspace.com could be rejected due to invalid format.
- It was not possible to delete and create same folder in a short period of time in Entourage 2004.
- Fixed forwarding of DSN reports in email forwarding.
- Some recurring events with exceptions could be lost in Entourage 2004.
- Fixed ability to change calendar properties in Entourage 2004.
- Property X-FILE-AS was not updated during Entourage 2004 synchronization.
- Certain TNEF messages (winmail.dat) could be delivered with a delay.
- Emails forwarded to the archive via remote address could have incorrect line terminators in email headers.
- Spell checking certain words in WebMail could cause high CPU usage.
- Watchkms utility could produce error messages in the watchdog or console log on Mac OS X.
- MailServer sometimes failed to start after upgrade from KMS 5.7.x.
- Attendee could not accept update of meeting request on PDA.
- Updating events with attendees on PDA could cause duplicated items in calendar.
- Calendar events created on Palm Treo 650 might cause high CPU usage.
- Sender address containing some unusual characters might be rejected in SMTP session.
- ActiveSync: DirectPush could report changes in email folder several times which caused frequent device synchronizations.
- ActiveSync: Contact note could be lost during synchronization after editing the contact on mobile device.
- ActiveSync: Fixed big message downloading on Palm Treo 680.
- ActiveSync: Event invitation synchronized to device was always marked as tentative.
- ActiveSync: Accepting meeting update could produce event duplication in calendar.
- ActiveSync: Synchronization of Windows Mobile 2003SE device could end with error 401.
- ActiveSync: Forwarding email to invalid email address was not reported to the error log properly.
- Fixed missing space character in emails with long subject sent to mailing list.
- Email was not parsed correctly if body part boundaries contain special characters.
- Digitally signed email sent to mailing list had invalid signature when viewing in NNTP.
- Kerio MailServer uninstallation on Mac OS X did not remove message store created in non-default location.
- Fixed many small bugs

Kerio Administration Console:
+ Support for Windows Vistaā„ў
+ Added server certificate validation in remote administration.
* Mail monitor is integrated into the System Preferences on Mac OSĀ® X.
* Added help file in PDF format on Linux.
- Fixed size of pie charts in statistics.
- Fixed importing from CSV file in Administration Console on Linux.
- Fixed possible crash in user administration.
- Fixed possible crash in log view.
- Some folder names in Mobile Device Status window were not translated.
- Fixed: Default value in log rotation setting was too low and might cause performance problems.
- Fixed many small bugs

Kerio WebMail:
+ Support for Internet ExplorerĀ® 7 on Windows Vista
* Redesigned Settings drop-down menu.
* Separated Out-of-office to extra dialog and increased its size.
* Added Apple keys (Command for shortcuts and selections, Alt for drag'n'drop copy, Backspace for deleting).
* Mail content is preserved if session expired during writing.
* Contact birthday and anniversary can be set before 1970.
* Date in contact, event and task dialogs can be edited manually.
* Attachments can be removed from forwarded and draft mail.
* Attachments can be added by drag'n'drop on Attach button using FirefoxĀ® extension dragdropupload 1.5.22 (https://addons.mozilla.org/firefox/2190)
* "Check names" improved, now work also with distribution lists.
* "today" link in calendar is inactive if today is displayed. ! Dropped support for MozillaĀ® and Firefox 1.0 in full WebMail.
- WebMail could load slowly in Internet Explorer 6 in some configurations.
- Mail with incorrect format (wrong charset) was not displayed.
- It was impossible to move "Out of office" filter rule.
- Displaying certain undelivered mails caused PHP Fatal error in error log.
- "Check names" didn't respect Settings -> Mail composing -> Search for...
- Blank browser page was opened when saving attachment.
- Attendees could change a meeting, pretending to be the organizer.
- Quick search in contact folder had too many results.
- Event with duration 24 hours was not always displayed as all-day event.
- Contact search offered searching in already deleted contact folder.
- Displaying a mail might cause "External Protocol Request" in Firefox 1.5.
- All-day meeting invitation showed wrong date in negative timezone.
- Contact from Apple Address Book could be shown incorrectly.
- Size and position of Sticky Note was lost after saving.
- Displaying many contacts at once could freeze the browser.
- Corrected French translation of "remove" mail attachment.
- Calendar print could print other month than was visible for user.
- Free/busy table showed wrong day titles for all day events.
- Copy and paste mail content to new mail window might cause an error in IE7.
- Calendar week view was corrupted in special cases in Firefox.
- Date was shown in message list for today mails in some situations.
- Calendar monthly view might be broken in some months and timezones.
- Sorting contacts search dialog by display name sorted it by first name.
- Toolbar buttons were wrongly placed in Safari.
- It was impossible to share a folder to a group in different domain.
- Encrypted VDS mails might be corrupted (extra CRLF at end of text files).
- WebMail asked for password on re-entering even when the session has been still valid.
- Dates in all-day events could be wrong if created between 11 ā€” 12 PM.
- UTF-16 encoded HTML attachment from Outlook 2007 was not displayed.
- Fixed many small bugs.

Kerio Web Administration:
+ Support for Internet Explorer 7 on Windows Vista
* Significant performance improvement for 1000+ user view
- Support for Mozilla and Firefox 1.0- is dropped.
- Fixed impossible to delete 200 users by multi-delete
- Fixed many small bugs and design glitches.

Kerio Outlook Connector
+ Support for Windows Vista
+ Support for Microsoft Outlook 2007
+ Support for ActiveSyncĀ® 4.2 and 4.5
- Categories could not be removed from sticky notes and distribution lists.
- Email address with special characters was not saved in contact.
- Downloading email from POP3 in Kerio Outlook Connector profile might produce an error message.
- Fixed many small bugs

Kerio Synchronization Plug-in
+ Support for Windows Vista
+ Support for Microsoft Outlook 2007
- Fixed random duplication of some calendar events.