This update improves the stability and the reliability of Windows 7 and of Windows Server 2008 R2. The update was released in January 2010.
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:
To determine the version of Windows that you are running, follow these steps:
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.
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:
How to obtain this update
This update is available from the Microsoft Update Web site:The following files are available for download from the Microsoft Download Center:| Operating system | Update |
|---|---|
| All supported x86-based versions of Windows 7 |  Download the update package now. |
| All supported x64-based versions of Windows 7 | Download the update package now. |
| All supported x64-based versions of Windows Server 2008 R2 | Download the update package now. |
| All supported IA-64-based versions of Windows Server 2008 R2 | 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 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:
- Click Start
, right-click Computer, and then click Properties. - 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.