Time zone and DST changes in Windows for Brazil, Morocco, and São Tomé and Príncipe

None None...

September 2016 time zone change for Novosibirsk

None None...

DST changes in Windows for Magallanes (Chile)

None None...

June 2016 DST and time zone update for Windows

None None...

December 2014 cumulative time zone update for Windows operating systems

None None...

Update for Windows XP (KB970653)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2009. After you install this item, you may have to restart your computer...

Update for Windows Server 2003 for Itanium-based Systems (KB2633952)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2012. After you install this item, you may have to restart your computer...

Update for Windows Vista (KB981793)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2010. After you install this item, you may have to restart your computer...

Update for Windows Server 2003 x64 Edition (KB981793)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2010. After you install this item, you may have to restart your computer...

Update for Windows Server 2003 for Itanium-based Systems (KB976098)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2009. After you install this item, you may have to restart your computer...

Update for Windows XP (KB979306)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2010. After you install this item, you may have to restart your computer...

Update for Windows XP (KB976098)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2009. After you install this item, you may have to restart your computer...

Update for Windows Server 2003 (KB976098)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2009. After you install this item, you may have to restart your computer...

Update for Windows Server 2003 for Itanium-based Systems (KB979306)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2010. After you install this item, you may have to restart your computer...

Update for Windows Server 2003 (KB979306)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2010. After you install this item, you may have to restart your computer...

Update for Windows XP (KB2756822)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2012. After you install this item, you may have to restart your computer...

Update for Windows Vista (KB2756822)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2012. After you install this item, you may have to restart your computer...

Update for Windows Vista for x64-based Systems (KB2633952)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2012. After you install this item, you may have to restart your computer...

Update for Windows Server 2003 for Itanium-based Systems (KB2570791)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2011. After you install this item, you may have to restart your computer...

Update for Windows Server 2003 for Itanium-based Systems (KB2779562)

Install this update to resolve issues caused by revised daylight saving time and time zone laws in several countries. This update enables your computer to automatically adjust the computer clock on the correct date in 2012. After you install this item, you may have to restart your computer...