Windows xp not updating dst
But if you wish to change the time zone settings manually, you can use the Time Zone Editor or tool. You can access this Date and Time applet via your Control Panel.
This tool lets you create and edit time zone entries for the date and time settings in the Control Panel. If you wish to disable Automatic Daylight Savings Adjustment for some reason, you can uncheck the check-box as shown in the above image.
The following problems have been confirmed when installing the DST2007 patch KB931836: 1.
Time Zones registry database was modified before the patch was applied. Disable antivirus software on a test client and see if the install then works. Incomplete registry update from TZEdit or OS patch (usually on Windows 2000). If following the steps from 914387 resolves the problem, this may be the cause of the failure.
Windows stores time zone information in two locations in the registry.
By default these same two groups have the “Change System Time” user right granted which is needed for step #3.In most of Europe, local time is moved forward by 1 hour in Spring and moved backward by 1 hour in Autumn.This happens around March or April and ends in October or November. These shifts are different in North and South hemispheres, and may vary from country to country.Every country has its own DST implementation policy.Some may not observe DST, while others may change the start dates and end dates for DST every year.