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Improvement that saves battery power on a Windows 8.1 or Windows Server 2012 R2-based computer


View products that this article applies to.

This article describes an feature that saves battery power on a Windows RT 8.1, Windows 8.1, or Windows Server 2012 R2-based computer. The feature is applied in update rollup 2955164, or in hotfix 2955769 that is described in this article and has a prerequisite.

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Resolution

To apply this feature, install update rollup 2955164, or install the hotfix that is described in this article.

Update information

For more information about how to obtain this update rollup package, click the following article number to view the article in the Microsoft Knowledge Base:
2955164 Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 update rollup: May 2014

Hotfix information

A supported hotfix is available from Microsoft. However, this hotfix is intended to correct only the problem that is described in this article. Apply this hotfix only to systems that are experiencing this specific problem.
If the hotfix is available for download, there is a "Hotfix Download Available" section at the top of this Knowledge Base article. If this section does not appear, submit a request to Microsoft Customer Service and Support to obtain the hotfix.
Note If additional issues occur or if any troubleshooting is required, you might have to create a separate service request. The usual support costs will apply to additional support questions and issues that do not qualify for this specific hotfix. For a complete list of Microsoft Customer Service and Support telephone numbers or to create a separate service request, visit the following Microsoft website: Note The "Hotfix Download Available" form displays the languages for which the hotfix is available. If you do not see your language, it is because a hotfix is not available for that language.

Prerequisites

To apply this hotfix, you must first install the update 2919355 on Windows RT 8.1, Windows 8.1, or Windows Server 2012 R2. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

2919355 Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 Update April, 2014

Registry information

To use the hotfix in this package, you do not have to make any changes to the registry.

Restart requirement

You must restart the computer after you apply this hotfix.

Hotfix replacement information

This hotfix does not replace a previously released hotfix.
File information
The global version of this hotfix installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.
Windows 8.1 and Windows Server 2012 R2 file information and notes
Important Windows 8.1 hotfixes and Windows Server 2012 R2 hotfixes are included in the same packages. However, hotfixes on the Hotfix Request page are listed under both operating systems. To request the hotfix package that applies to one or both operating systems, select the hotfix that is listed under "Windows 8.1/Windows Server 2012 R2" on the page. Always refer to the "Applies To" section in articles to determine the actual operating system that each hotfix applies to.

Note The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information" section. MUM, MANIFEST, and the associated security catalog (.cat) files, are very important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.

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Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

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More Information

For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684 Description of the standard terminology that is used to describe Microsoft software updates.

Additional file information

Additional file information for Windows 8.1 and for Windows Server 2012 R2

Additional files for all supported x86-based versions of Windows 8.1
File propertyValue
File nameUpdate.mum
File versionNot applicable
File size1,585
Date (UTC)03-Apr-2014
Time (UTC)18:02
PlatformNot applicable
File nameX86_15570bd4aae80e898fa1138bacd1ab8c_31bf3856ad364e35_6.3.9600.17088_none_505d0df691d0396b.manifest
File versionNot applicable
File size712
Date (UTC)03-Apr-2014
Time (UTC)18:02
PlatformNot applicable
File nameX86_microsoft-windows-p..-policy-definitions_31bf3856ad364e35_6.3.9600.17088_none_460ff5cce9f11ea1.manifest
File versionNot applicable
File size430,957
Date (UTC)03-Apr-2014
Time (UTC)04:33
PlatformNot applicable
Additional files for all supported x64-based versions of Windows 8.1 and of Windows Server 2012 R2
File propertyValue
File nameAmd64_2b34b47c062cb16b539af7c9aa275f24_31bf3856ad364e35_6.3.9600.17088_none_9f87dad9ce2c5d9f.manifest
File versionNot applicable
File size716
Date (UTC)03-Apr-2014
Time (UTC)18:10
PlatformNot applicable
File nameAmd64_microsoft-windows-p..-policy-definitions_31bf3856ad364e35_6.3.9600.17088_none_a22e9150a24e8fd7.manifest
File versionNot applicable
File size430,959
Date (UTC)03-Apr-2014
Time (UTC)09:01
PlatformNot applicable
File nameUpdate.mum
File versionNot applicable
File size1,593
Date (UTC)03-Apr-2014
Time (UTC)18:10
PlatformNot applicable
Additional files for Windows RT 8.1
File propertyValue
File nameArm_136c7b0b8e420ceab1f9c46e108e41fb_31bf3856ad364e35_6.3.9600.17088_none_649d68eea529ee9c.manifest
File versionNot applicable
File size712
Date (UTC)03-Apr-2014
Time (UTC)18:06
PlatformNot applicable
File nameArm_microsoft-windows-p..-policy-definitions_31bf3856ad364e35_6.3.9600.17088_none_46126824e9ee3d67.manifest
File versionNot applicable
File size430,957
Date (UTC)03-Apr-2014
Time (UTC)08:02
PlatformNot applicable
File nameUpdate.mum
File versionNot applicable
File size1,585
Date (UTC)03-Apr-2014
Time (UTC)18:06
PlatformNot applicable

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Keywords: kbautohotfix, kbqfe, kbhotfixserver, kbfix, kbsurveynew, kbexpertisebeginner, kb

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Article Info
Article ID : 2955769
Revision : 1
Created on : 1/7/2017
Published on : 5/13/2014
Exists online : False
Views : 196