SUMMARY

This update improves the stability and the reliability of Windows 7 and of Windows Server 2008 R2. The update was released in January 2010.

Back to the top

How to obtain this update

This update is available from the Microsoft Update Web site: http://update.microsoft.com (http://update.microsoft.com) The following files are available for download from the Microsoft Download Center:
Collapse this table Expand this table

Operating system	Update
All supported x86-based versions of Windows 7	Collapse this image Expand this image Download the update package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=19e12856-4808-4fbf-b5c9-2dac4bbb48b6)
All supported x64-based versions of Windows 7	Collapse this image Expand this image Download the update package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=86b3ede2-84ef-44a0-8084-d65af65482be)
All supported x64-based versions of Windows Server 2008 R2	Collapse this image Expand this image Download the update package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=650773a7-22a6-4577-9f33-c1f54c6f497c)
All supported IA-64-based versions of Windows Server 2008 R2	Collapse this image Expand this image Download the update package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=ac0989f0-1932-47fd-949f-b1413219f675)

To install the correct version of this update, you must know whether you are running the 32-bit or 64-bit version of Windows 7 or the 64-bit version of Windows Server 2008 R2. If you are not sure which version of Windows you are running, or not sure whether it is a 32-bit or a 64-bit version, see the section.

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base: 119591 (http://support.microsoft.com/kb/119591/ ) How to obtain Microsoft support files from online services Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

How to determine whether you are running a 32-bit or 64-bit version of Windows 7 or a 64-bit version of Windows Server 2008 R2

To determine the version of Windows that you are running, follow these steps:

1. Click Start Collapse this image Expand this image , right-click Computer, and then click Properties.
2. A window appears where you can view basic information about your computer. In the System type information under the System section, you can see whether a 32-bit or a 64-bit version of Windows 7 is listed or whether a 64-bit version of Windows Server 2008 R2 is listed.

Back to the top

Information for advanced users and for IT professionals

This update resolves issues that affect some computers that are running Windows 7 or are running Windows Server 2008 R2. These issues are reported by customers who use the Error Reporting service or who use Microsoft Customer Support Services.

Issues that this update fixes

This update improves the stability and the reliability of Windows 7 and of Windows Server 2008 R2 in various scenarios. This update resolves the following issues:

• Keyboard function keys or keyboard shortcuts, such as mute or calculator, may not work correctly.
• The notification icon for an application may be moved or lost when the executable application is updated.
• On a computer that is running Windows 7, you configure the Screen Saver Settings to display the logon screen on resume. Additionally, you configure the computer to go to sleep. However, the computer may not go to sleep after the screen saver starts. Instead, a black screen is displayed. This problem causes the operating system to stop responding. You must restart the computer by holding down the power button.

Back to the top

MORE INFORMATION

Update information

Prerequisites

There are no prerequisites for installing this update.

Restart requirement

You must restart the computer after you apply this update.

Update replacement information

This update does not replace a previously released update.

File information

The English (United States) 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 7 and Windows Server 2008 R2 file information notes

• The files that apply to a specific product, milestone (RTM, SP n), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table: Collapse this table Expand this table

  Version	Product	Milestone	Service branch
  6.1.760 0.16 xxx	Windows 7 and Windows Server 2008 R2	RTM	GDR
  6.1.760 0.20 xxx	Windows 7 and Windows Server 2008 R2	RTM	LDR

• GDR service branches contain only those fixes that are widely released to address widespread, critical issues. LDR service branches contain hotfixes in addition to widely released fixes.
• The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information for Windows Server 2008 R2 and for Windows 7" section. MUM and MANIFEST files, and the associated security catalog (.cat) files, are critical to maintaining the state of the updated component. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.

For all supported x86-based versions of Windows 7

Collapse this table Expand this table

For all supported x64-based versions of Windows 7 and of Windows Server 2008 R2

Collapse this table Expand this table

For all supported IA-64-based versions of Windows Server 2008 R2

Collapse this table Expand this table

For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base: 824684 (http://support.microsoft.com/kb/824684/ ) Description of the standard terminology that is used to describe Microsoft software updates
Back to the top

Additional file information

Additional file information for Windows 7 and for Windows Server 2008 R2

Additional files for all supported x86-based versions of Windows 7

Collapse this table Expand this table

Additional files for all supported x64-based versions of Windows 7 and of Windows Server 2008 R2

Collapse this table Expand this table

Additional files for all supported IA-64-based versions of Windows Server 2008 R2

Collapse this table Expand this table

Back to the top

APPLIES TO

• Windows 7 Enterprise
• Windows 7 Home Basic
• Windows 7 Home Premium
• Windows 7 Professional
• Windows 7 Starter
• Windows 7 Ultimate
• Windows Web Server 2008 R2
• Windows Server 2008 R2 Datacenter
• Windows Server 2008 R2 Enterprise
• Windows Server 2008 R2 Standard

Back to the top

Article ID:
977074

Last Review:
April 19, 2010 - Revision: 4.0