"Microsoft Windows 95, 98, ME, NT, 2000, XP (no SP), XP SP1 "These no-longer-supported versions of Windows should use the tzedit.exe utility to reset the Daylight Time change dates for your time zone. Here are the instructions, and also links to download tzedit.exe in case you can't find it on your Windows installation CD. Versions of tzedit are available for all levels of Windows, from 95 to XP. Tzedit is compatible with all application software. The alternative timezone.exe utility should not be used, because it is not compatible with some applications such as Lotus Notes. "Using tzedit.exe avoids the need...