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Time zone and DST changes in Windows for Northern Cyprus, Sudan, and Tonga

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Summary

This article describes an update that makes time zone and daylight saving time (DST) changes in Windows. Before you install this update, see the Prerequisites section.
 

This update applies to the following operating systems:
 

  • Windows Server 2012 R2
  • Windows 8.1
  • Windows RT 8.1
  • Windows Server 2012
  • Windows Embedded 8
  • Windows Server 2008 R2 Service Pack 1 (SP1)
  • Windows 7 SP1
  • Windows Server 2008 Service Pack 2 (SP2)
  • Windows XP Embedded

Note To get the update for Windows 10 and Windows Server 2016, install the latest cumulative updates that are listed in the Windows 10 and Windows Server 2016 update history page.
 

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Changes by location

Northern Cyprus

Northern Cyprus set its clocks back one hour for daylight saving time (DST) on October 29, 2017, after making no DST changes for the past year. We recommend that all users change their time zone setting from "Istanbul" to the new "Athens, Bucharest" entry.

Time zone key name Old time zone New time zone
GTB Standard Time (UTC+03:00) Istanbul (UTC+02:00) Athens, Bucharest



Sudan

The Republic of Sudan switched from UTC+03:00 to UTC+02:00 on November 11, 2017. To accommodate this change, a new time zone was created.

Time zone key name New time zone
Sudan Standard Time (UTC+02:00) Khartoum



Tonga

The Kingdom of Tonga cancelled its DST observance this year. DST was previously scheduled to start on November 5, 2017. DST is no longer observed in Tonga.

Time zone key name Display name Old DST start date
Tonga Standard Time (UTC+13:00), Nuku'alofa Island November 5, 2017

 

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Update information

The update that is described in this article makes changes in the time zone setting for The Republic of Sudan and in the DST settings for Northern Cyprus and the Kingdom of Tonga.

For more information about how DST changes may affect other Microsoft products, go to the following Microsoft website:

General information about DST

For more information about how DST changes may affect other Microsoft products, click the following article number to go to the article in the Microsoft Knowledge Base:
914387 How to configure daylight saving time for Microsoft Windows operating systems

Note When you apply this update, you may receive a message that resembles the following: 


This message indicates that either you have already applied the correct update or Windows Updates or Microsoft Update has automatically installed this update. No additional action is required to update the Windows operating system.

 

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How to get this update

Windows Server 2012 R2, Windows 8.1, Windows Server 2012, Windows Server 2008 R2 SP1, Windows 7 SP1

Method 1: Windows Update

This update is provided as part of an Optional update rollup on Windows Update. To learn more about the update rollups that have been released for these operating systems, see the following Microsoft Knowledge Base articles:
Windows 8.1 and Windows Server 2012 R2 update history
Windows 7 SP1 and Windows Server 2008 R2 SP1 update history
Windows Server 2012 update history


For more information about how to run Windows Update, see How to get an update through Windows Update.

Method 2: Windows Server Update Service

This update is now available for installation through WSUS.
 

Method 3: Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.

Note You must be running Microsoft Internet Explorer 6.0 or a later version.
 

Windows Server 2008 SP2

Method 1: Windows Update

This update is provided as an Optional update on Windows Update. For more information about how to run Windows Update, see How to get an update through Windows Update.
 

Method 2: Windows Server Update Service

This update is now available for installation through WSUS.
 

Method 3: Microsoft Update Catalog

To get the stand-alone package for this update, go to the Microsoft Update Catalog website.

Note You must be running Microsoft Internet Explorer 6.0 or a later version.

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Prerequisites

To apply this update, you must have the April 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 (2919355) installed on Windows 8.1 or Windows Server 2012 R2. Or, install Service Pack 1 for Windows 7 or Windows Server 2008 R2. Or, install Service Pack 2 for Windows for Windows Server 2008.

There are no prerequisites to install this update on Windows Server 2012.
 

Registry information

To apply this update, you do not have to make any changes to the registry.
 

Restart requirement

You do not have to restart the computer after you install this update.
 
 

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References

Learn about the terminology that Microsoft uses to describe software updates.

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Keywords: kbSurveyNew, kb, kbfix, kbqfe, ATDownload, kbExpertiseInter

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Article Info
Article ID : 4051956
Revision : 6
Created on : 12/12/2017
Published on : 12/12/2017
Exists online : False
Views : 352