Applies ToWindows 7 Enterprise Windows 7 Home Basic Windows 7 Home Premium Windows 7 Professional Windows 7 Starter Windows 7 Ultimate Windows Server 2008 R2 Web Edition Windows Server 2008 R2 Datacenter Windows Server 2008 R2 Enterprise Windows Server 2008 R2 Standard

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.

How to obtain this update

This update is available from the Microsoft Update Web site:

http://update.microsoft.comThe following files are available for download from the Microsoft Download Center:

Operating system

Update

All supported x86-based versions of Windows 7

Download Download the update package now.

All supported x64-based versions of Windows 7

Download Download the update package now.

All supported x64-based versions of Windows Server 2008 R2

Download Download the update package now.

All supported IA-64-based versions of Windows Server 2008 R2

Download Download the update package now.

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 "How to determine whether you are running a 32-bit or 64-bit version of Windows 7"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 How to obtain Microsoft support files from online servicesMicrosoft 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 Start button , 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.

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.

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, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:

    Version

    Product

    Milestone

    Service branch

    6.1.760 0.16xxx

    Windows 7 and Windows Server 2008 R2

    RTM

    GDR

    6.1.760 0.20xxx

    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

File name

File version

File size

Date

Time

Platform

Explorer-ppdlic.xrm-ms

Not Applicable

3,065

31-Oct-2009

05:59

Not Applicable

Explorer.exe

6.1.7600.16450

2,614,272

31-Oct-2009

05:45

x86

Explorer-ppdlic.xrm-ms

Not Applicable

3,065

31-Oct-2009

06:09

Not Applicable

Explorer.exe

6.1.7600.20563

2,614,272

31-Oct-2009

06:00

x86

Winlogon.exe

6.1.7600.16447

285,696

28-Oct-2009

06:17

x86

Winlogon.exe

6.1.7600.20560

285,696

28-Oct-2009

05:52

x86

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

File name

File version

File size

Date

Time

Platform

Explorer-ppdlic.xrm-ms

Not Applicable

3,065

31-Oct-2009

06:47

Not Applicable

Explorer.exe

6.1.7600.16450

2,870,272

31-Oct-2009

06:34

x64

Explorer-ppdlic.xrm-ms

Not Applicable

3,065

31-Oct-2009

06:53

Not Applicable

Explorer.exe

6.1.7600.20563

2,870,272

31-Oct-2009

06:38

x64

Winlogon.exe

6.1.7600.16447

389,632

28-Oct-2009

06:24

x64

Winlogon.exe

6.1.7600.20560

389,632

28-Oct-2009

07:01

x64

Explorer.exe

6.1.7600.16450

2,614,272

31-Oct-2009

05:45

x86

Explorer.exe

6.1.7600.20563

2,614,272

31-Oct-2009

06:00

x86

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

File name

File version

File size

Date

Time

Platform

Explorer-ppdlic.xrm-ms

Not Applicable

3,065

31-Oct-2009

05:30

Not Applicable

Explorer.exe

6.1.7600.16450

4,212,736

31-Oct-2009

05:17

IA-64

Explorer-ppdlic.xrm-ms

Not Applicable

3,065

31-Oct-2009

05:23

Not Applicable

Explorer.exe

6.1.7600.20563

4,212,736

31-Oct-2009

05:09

IA-64

Winlogon.exe

6.1.7600.16447

786,432

28-Oct-2009

05:19

IA-64

Winlogon.exe

6.1.7600.20560

786,432

28-Oct-2009

05:09

IA-64

Explorer.exe

6.1.7600.16450

2,614,272

31-Oct-2009

05:45

x86

Explorer.exe

6.1.7600.20563

2,614,272

31-Oct-2009

06:00

x86

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 7 and for Windows Server 2008 R2

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

File name

Package_1_for_kb977074_bf~31bf3856ad364e35~x86~~6.1.1.1.mum

File version

Not Applicable

File size

1,772

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_1_for_kb977074~31bf3856ad364e35~x86~~6.1.1.1.mum

File version

Not Applicable

File size

2,474

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_2_for_kb977074_bf~31bf3856ad364e35~x86~~6.1.1.1.mum

File version

Not Applicable

File size

2,410

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_2_for_kb977074~31bf3856ad364e35~x86~~6.1.1.1.mum

File version

Not Applicable

File size

3,807

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_for_kb977074_rtm_bf~31bf3856ad364e35~x86~~6.1.1.1.mum

File version

Not Applicable

File size

1,912

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_for_kb977074_rtm~31bf3856ad364e35~x86~~6.1.1.1.mum

File version

Not Applicable

File size

1,947

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Update-bf.mum

File version

Not Applicable

File size

1,648

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Update.mum

File version

Not Applicable

File size

1,674

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

X86_02bb911ec3c77a8912836357e7171110_31bf3856ad364e35_6.1.7600.16447_none_c3049666e856a320.manifest

File version

Not Applicable

File size

696

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

X86_6e139945a39aa9bb2964cf1248c409ca_31bf3856ad364e35_6.1.7600.20563_none_143bc6bfad67bdd4.manifest

File version

Not Applicable

File size

696

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

X86_e582af38463d0daa26ccd440e3677931_31bf3856ad364e35_6.1.7600.20560_none_b77805a7f2bf951a.manifest

File version

Not Applicable

File size

696

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

X86_ea84e2f22cb4a91443a2407dabb9577c_31bf3856ad364e35_6.1.7600.16450_none_796865995416b53d.manifest

File version

Not Applicable

File size

696

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

X86_microsoft-windows-explorer_31bf3856ad364e35_6.1.7600.16450_none_51a66d6ddafc2ed1.manifest

File version

Not Applicable

File size

98,185

Date (UTC)

31-Oct-2009

Time (UTC)

06:15

Platform

Not Applicable

File name

X86_microsoft-windows-explorer_31bf3856ad364e35_6.1.7600.20563_none_52283b2af41f3691.manifest

File version

Not Applicable

File size

98,185

Date (UTC)

31-Oct-2009

Time (UTC)

08:05

Platform

Not Applicable

File name

X86_microsoft-windows-winlogon_31bf3856ad364e35_6.1.7600.16447_none_6fc699643622d177.manifest

File version

Not Applicable

File size

16,217

Date (UTC)

28-Oct-2009

Time (UTC)

09:07

Platform

Not Applicable

File name

X86_microsoft-windows-winlogon_31bf3856ad364e35_6.1.7600.20560_none_703394514f56f7c2.manifest

File version

Not Applicable

File size

16,217

Date (UTC)

28-Oct-2009

Time (UTC)

08:49

Platform

Not Applicable

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

File name

Amd64_66fdec43a83c46b9e4a6572ea91eb399_31bf3856ad364e35_6.1.7600.20560_none_08f2046b8fac3dcd.manifest

File version

Not Applicable

File size

700

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Amd64_97ff3c082cc7911acb4f41c32fb1631a_31bf3856ad364e35_6.1.7600.16450_none_ab2b4fa2486199e6.manifest

File version

Not Applicable

File size

1,042

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Amd64_c34fd65aaaded6b1e087ada2a2cc38a2_31bf3856ad364e35_6.1.7600.16447_none_28db9e5dd2f4a03e.manifest

File version

Not Applicable

File size

700

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Amd64_d9a68b3f1ee97a6b7acb9b35008b9c0e_31bf3856ad364e35_6.1.7600.20563_none_dabd38d6244bac7b.manifest

File version

Not Applicable

File size

1,042

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Amd64_microsoft-windows-explorer_31bf3856ad364e35_6.1.7600.16450_none_adc508f19359a007.manifest

File version

Not Applicable

File size

98,189

Date (UTC)

31-Oct-2009

Time (UTC)

07:08

Platform

Not Applicable

File name

Amd64_microsoft-windows-explorer_31bf3856ad364e35_6.1.7600.20563_none_ae46d6aeac7ca7c7.manifest

File version

Not Applicable

File size

98,189

Date (UTC)

31-Oct-2009

Time (UTC)

09:31

Platform

Not Applicable

File name

Amd64_microsoft-windows-winlogon_31bf3856ad364e35_6.1.7600.16447_none_cbe534e7ee8042ad.manifest

File version

Not Applicable

File size

16,223

Date (UTC)

28-Oct-2009

Time (UTC)

10:19

Platform

Not Applicable

File name

Amd64_microsoft-windows-winlogon_31bf3856ad364e35_6.1.7600.20560_none_cc522fd507b468f8.manifest

File version

Not Applicable

File size

16,223

Date (UTC)

28-Oct-2009

Time (UTC)

10:03

Platform

Not Applicable

File name

Package_1_for_kb977074_bf~31bf3856ad364e35~amd64~~6.1.1.1.mum

File version

Not Applicable

File size

1,782

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_1_for_kb977074~31bf3856ad364e35~amd64~~6.1.1.1.mum

File version

Not Applicable

File size

2,488

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_2_for_kb977074_bf~31bf3856ad364e35~amd64~~6.1.1.1.mum

File version

Not Applicable

File size

1,997

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_2_for_kb977074~31bf3856ad364e35~amd64~~6.1.1.1.mum

File version

Not Applicable

File size

2,925

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_3_for_kb977074_bf~31bf3856ad364e35~amd64~~6.1.1.1.mum

File version

Not Applicable

File size

2,005

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_3_for_kb977074~31bf3856ad364e35~amd64~~6.1.1.1.mum

File version

Not Applicable

File size

2,715

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_for_kb977074_rtm_bf~31bf3856ad364e35~amd64~~6.1.1.1.mum

File version

Not Applicable

File size

2,406

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_for_kb977074_rtm~31bf3856ad364e35~amd64~~6.1.1.1.mum

File version

Not Applicable

File size

2,457

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Update-bf.mum

File version

Not Applicable

File size

1,876

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Update.mum

File version

Not Applicable

File size

1,907

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Wow64_microsoft-windows-explorer_31bf3856ad364e35_6.1.7600.16450_none_b819b343c7ba6202.manifest

File version

Not Applicable

File size

97,119

Date (UTC)

31-Oct-2009

Time (UTC)

06:02

Platform

Not Applicable

File name

Wow64_microsoft-windows-explorer_31bf3856ad364e35_6.1.7600.20563_none_b89b8100e0dd69c2.manifest

File version

Not Applicable

File size

97,119

Date (UTC)

31-Oct-2009

Time (UTC)

08:02

Platform

Not Applicable

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

File name

Ia64_2c4f2aa87f80035f84cff9f722efa1e8_31bf3856ad364e35_6.1.7600.16450_none_60eee679bf2ae9d8.manifest

File version

Not Applicable

File size

1,040

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Ia64_7c21f965b5a4fea415d54444468fc295_31bf3856ad364e35_6.1.7600.20560_none_4e951b8330a2e32d.manifest

File version

Not Applicable

File size

698

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Ia64_bf6510cf5eade74957aec033c87a4395_31bf3856ad364e35_6.1.7600.20563_none_6bbfe727589f26ff.manifest

File version

Not Applicable

File size

1,040

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Ia64_e8fcd82a14c3460b3bc4059b1bdb38a9_31bf3856ad364e35_6.1.7600.16447_none_773b519377aa4d61.manifest

File version

Not Applicable

File size

698

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Ia64_microsoft-windows-explorer_31bf3856ad364e35_6.1.7600.16450_none_51a81163dafa37cd.manifest

File version

Not Applicable

File size

98,187

Date (UTC)

31-Oct-2009

Time (UTC)

06:38

Platform

Not Applicable

File name

Ia64_microsoft-windows-explorer_31bf3856ad364e35_6.1.7600.20563_none_5229df20f41d3f8d.manifest

File version

Not Applicable

File size

98,187

Date (UTC)

31-Oct-2009

Time (UTC)

06:52

Platform

Not Applicable

File name

Ia64_microsoft-windows-winlogon_31bf3856ad364e35_6.1.7600.16447_none_6fc83d5a3620da73.manifest

File version

Not Applicable

File size

16,220

Date (UTC)

28-Oct-2009

Time (UTC)

09:04

Platform

Not Applicable

File name

Ia64_microsoft-windows-winlogon_31bf3856ad364e35_6.1.7600.20560_none_703538474f5500be.manifest

File version

Not Applicable

File size

16,220

Date (UTC)

28-Oct-2009

Time (UTC)

08:44

Platform

Not Applicable

File name

Package_1_for_kb977074_bf~31bf3856ad364e35~ia64~~6.1.1.1.mum

File version

Not Applicable

File size

1,992

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_1_for_kb977074~31bf3856ad364e35~ia64~~6.1.1.1.mum

File version

Not Applicable

File size

2,918

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_2_for_kb977074_bf~31bf3856ad364e35~ia64~~6.1.1.1.mum

File version

Not Applicable

File size

1,999

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_2_for_kb977074~31bf3856ad364e35~ia64~~6.1.1.1.mum

File version

Not Applicable

File size

2,707

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_for_kb977074_rtm_bf~31bf3856ad364e35~ia64~~6.1.1.1.mum

File version

Not Applicable

File size

1,923

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Package_for_kb977074_rtm~31bf3856ad364e35~ia64~~6.1.1.1.mum

File version

Not Applicable

File size

1,958

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Update-bf.mum

File version

Not Applicable

File size

1,658

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Update.mum

File version

Not Applicable

File size

1,684

Date (UTC)

04-Nov-2009

Time (UTC)

20:51

Platform

Not Applicable

File name

Wow64_microsoft-windows-explorer_31bf3856ad364e35_6.1.7600.16450_none_b819b343c7ba6202.manifest

File version

Not Applicable

File size

97,119

Date (UTC)

31-Oct-2009

Time (UTC)

06:02

Platform

Not Applicable

File name

Wow64_microsoft-windows-explorer_31bf3856ad364e35_6.1.7600.20563_none_b89b8100e0dd69c2.manifest

File version

Not Applicable

File size

97,119

Date (UTC)

31-Oct-2009

Time (UTC)

08:02

Platform

Not Applicable

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