Hello. If this year DST will be changed on 1.04, how exactly i need to change Timezone.xml? Thanks.

Hi pavlenych, Please refer to the flowing articles to get the way of how to manually update the DST period for a time zone definition by modifying the Timezone.xml file: http://support.microsoft.com/kb/888253; http://blogs.microsoft.co.il/blogs/leonide/archive/2011/03/27/sharepoint-daylight-time-problem-time-of-created-items-isn-t-correct-manually-fixed-daylight-time-problem-by-change-timezone-xml-file.aspx. Also maybe you can have a look at this one: http://support.microsoft.com/kb/933853 Thanks & Regards, Peng Lei

Peng Lei Thanks a lot!