For (UTC +12:00) Fiji, this hotfix updates the 2011 DST end-date to be the first Sunday in March (March 6th), and not the last Sunday in March. The March 6th date corresponds to the schedule shown on the Fijian government website, http://fiji.gov.fj
For (UTC -11:00) Samoa, this hotfix updates the 2011 DST end-time by one hour, so it ends Sunday April 3 2011 at 1am instead of midnight. In other words, at 01:00:00 on Sunday April 3rd, 2011, DST ends and and clocks revert to Sunday April 3 2011 at 00:00:00 (midnight).
A supported hotfix is now available from Microsoft. However, it is intended to correct only the problem that is described in this article. Apply it only to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next service pack that contains this hotfix.
To resolve this problem immediately, contact Microsoft Customer Support Services to obtain the hotfix. For a complete list of Microsoft Customer Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:
Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question.
SOFTWARE UPDATE DETAILS
Prerequisites to install the software update:
To apply this hotfix, you must be running one of the following operating systems: Windows 7 sp1 Windows 7 Windows Server 2008 R2 Windows Server 2008 R2 sp1 Windows Server 2003 Service Pack 2 Windows Vista Service Pack 2 Windows XP Service Pack 3
Restart requirements (if you must reboot, explain why)
You may need to restart your computer after installing this hotfix
This software update replaces the following software update
http://support.microsoft.com/kb/2443685, which is the most recent Cumulative Update for DST support in Windows, issued December 2010
Registry Key Information
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Time Zones\Fiji Standard Time]