Help and Support

Daylight Saving Time Help and Support Center for home users

Daylight Saving Time Update Guide

NOTE Windows Me and earlier versions are no longer supported and Microsoft is not providing daylight saving time updates for these products. For more information, visit Microsoft Support Lifecycle.

To use this guide, you must select the operating system that is installed on your computer. To determine which operating system you have, follow these steps for any operating system other than Windows Vista:

  1. Click Start, and then click Run.
  2. In the Open box, type sysdm.cpl, and then click OK.
  3. Click the General tab. The name of the current version of your Windows software is displayed on this tab.
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Last Review : September 14, 2007