Microsoft Daylight Saving Time & Time Zone Blog

This is the blog maintained by staff at Microsoft to provide general information, announcements and provide answers to Frequently Asked Questions (FAQs) related to daylight saving time (DST) and time zone (TZ) changes around the world. * Important Notice

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Related Posts
  • Blog Post: How can I tell if the Windows Mobile MSI has been installed and applied correctly?

    Q: What is the best way to determine if the MSI installation of the Windows Mobile patch for DST 07 has been applied? When using a cab file the patch shows up under Remove Programs, however with the MSI it does not. A: Quick and dirty, do Start, Settings, Clock and Alarms, check to see if you have...
  • Blog Post: DST VIDEOS NOW AVAILABLE!

    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 be streamed on-demand for viewing.  DST: Cumulative...
  • Blog Post: Windows Mobile: Preventing Devices from "Falling Back" Early

    A recent update was posted to the Microsoft Daylight Saving Time & Time Zone hot topics page which details impacts to some users of certain Windows Mobile devices, who may have experienced an early changeover. A copy of that posting is found below: please refer to the information on the page and...
  • Blog Post: Chile announces an extension on their Daylight Saving Time for 2008

    The government of Chile announced on February 7, 2008, that their current daylight saving time will be extended in order to save energy. The new fall back date for the daylight saving period of 2007-2008 is: Daylight saving time ends: Last Saturday of March at 11:59:59PM Information is available...
  • Blog Post: Calendar appointments showing 1 hour later on recipients' calendar appointments

    Symptom : Any calendaring client may show 1 hour later on a recipients' calendar appointment (Outlook, OWA, Blackberry or Goode devices etc.). The recipient will appear to not follow DST2007 rules. This is true even with OS patches are successfully applied even with rebasing successfully executed. Warning...
  • Blog Post: Microsoft Daylight Saving Time and Time Zone update now available (December 2008)

    The most recent cumulative updates to daylight saving time (DST) and world time zones (TZ) are now available for supported versions of the following products. For the latest DST updates on each of these products, please visit the following Microsoft Web site: Microsoft Daylight Saving Time Support page...