Please note that this blog contains several historical posts related to the DST change that occurred in early 2007. As such, a number of links to Microsoft Knowledge Base articles and product updates referenced in posts on this blog have been updated...

The government of Venezuela has announced a change to the time zone for the country. To date, Venezuela observed AST. The new time zone change will begin September 24, 2007, when clocks will move backwards 30 minutes, from UTC-4:00 GMT to UTC-4:30. This...

Steve Justice (Senior Escalation Engineer) and Joel Schaeffer (Escalation Engineer) from Microsoft Product Support have put together some instructional videos to assist your DST planning efforts. On-Demand (hosted by Channel9.MSDN.com) These videos can...

Q: I checked http://support.microsoft.com/gp/dst_prodlist#Ent and under Entourage it states to download Microsoft Office 2004 for Mac 11.3.7 update. I checked the KB for the update and it mentioned nothing about DST. I checked the readme for the download...

Q: We currently run Exchange 2003 SP1, and also have Blackberry server. Up to now our understanding was that we need to apply the standard DST O/S fix to the Exchange server, but would only need to install the CDO patch if we had applications that use...

New info is now available on Egyptian and Venezuela for the 2007 Time Zone changes in those countries, on the DST Hot Topics and Latest News page... Egyptian government announces 2007 Daylight Saving changes Egypt 2007 Daylight Saving changes: The government...

Q: "If we updated for this [US and Canadian daylight saving time] change this spring, we should be covered for the fall time change, correct?" A: Generally, the answer is yes. As noted here , it depends: we recommend that companies review their specific...

In preparation for a potential time zone move, customers may use the Outlook Time Zone Data Update Tool with the /PHYSICALMOVE switch, which has promoted some questions as noted here: Q: Are there negative effects from running the tool multiple times...

Q: Is there any reason not to recommend the use of the /forcerebasesuppressallupdates switch with tzmove? And what is the likely scenario why someone would get the error below? Get the following error with the /FORCEREBASESUPPRESSALLUPDATES switch. A...

Q: I have had this question come in from a customer around rebasing of calendars: In the Knowledgebase article KB931667 : DST using Outlook TZmove, the following is stated: You can also rebase calendar items that are stored in additional calendars...

Q: I’m attempting to install the new Exchange Calendar Update tool on a system that had the previous version installed – I removed the previous version via Add/Remove Programs, but when I execute the installation for the new version, I get an option to...

Today we will host a Technical "Deep-Dive" Webcast... Monday, September 24, 2007 at 2:00pm Pacific This LiveMeeting Webcast will be hosted by members of our Microsoft DST Team to provide a technical overview of resources available to help prepare Microsoft...

Cross-posted from the the Exchange Team blog ... I wanted to let you know that there is going to be a DST related Webcast this coming Friday. Event details: Available on Friday, September 14th at 9am PT: Preparing for Daylight Saving Time: This...