Summary

This article describes an update that makes 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.  

Changes by location

Fiji

The Republic of the Fiji Islands ends its obervance of daylight saving time (DST) in 2018 on January 14 instead of January 21.

Time zone key name

Display name

Old DST end date

New DST end date

Fiji Standard Time

(UTC+12:00), Fiji

January 21, 2018

January 14, 2018

Other data corrections

In addition to the recently added and revised information, we have improved the historical data accuracy of the “Morocco Standard Time” time zone entry in Windows.  

Update information

The update that is described in this article makes changes in the DST settings for Fiji.

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:

Update cannot be installed as a newer or same time zone update has already been installed on the system.

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.

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.

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.  

References

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

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