An August 2007 update is available for the Windows Vista Customer Experience Improvement Program (CEIP)

The Windows Vista Customer Experience Improvement Program (CEIP) collects information about how you use Windows Vista. The Windows Vista CEIP also collects information about problems that you experience in Windows Vista. Microsoft uses this information to improve the features that you use most frequently.

If you join the Windows Vista CEIP, Microsoft will use information that is collected to improve the software. Microsoft will not use the collected information to identify you or to contact you.

This article describes an update to the Windows Vista CEIP. This update configures the existing Windows Vista CEIP settings to improve the quality of the software information that is sent to Microsoft.

Service pack information

To resolve this problem, obtain the latest service pack for Windows Vista. For more information, click the following article number to view the article in the Microsoft Knowledge Base:

Hotfixes and security updates that are included in SP2 for Windows Vista Service and for Windows Server 2008

For more information about the hotfixes and the security updates that are included in SP2 for Windows Vista and for Windows Server 2008, visit the following Microsoft TechNet Web site: -Note: Currently, the list of hotfixes and security updates is available only in English.

Update information

Who should apply this update

You should only apply this update if you have already joined the Windows Vista CEIP. This update will not affect your computer if you have not joined the Windows Vista CEIP.

To verify that you have joined the Windows Vista CEIP, follow these steps:

1. Click Start, and then click Control Panel.
2. Click Control Panel Home, and then click System and Maintenance.
3. Click Problem Reports and Solutions, and then click Customer Experience Improvement Settings.
4. Verify that the Join the Customer Experience Improvement Program option is selected.

How to obtain this update

The following files are available for download from the Microsoft Download Center:

Windows Vista, 32-bit versions

Download the 939165 package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=677D42D3-E32B-4A13-88B8-5FF0868F0188)

Windows Vista, 64-bit versions

Download the 939165 package now. (http://www.microsoft.com/downloads/details.aspx?FamilyId=CD4CED4A-29AF-49E6-AAC3-ED93C905E6C5)
For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base: 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.

File information

The English version of this update has the file attributes (or later file attributes) that are listed in the following table. The dates and times for these files are listed in Coordinated Universal Time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time item in Control Panel.

Windows Vista, 32-bit versions

Windows Vista, 64-bit versions

Prerequisites

There are no prerequisites. However, only users who are enrolled in the Windows Vista CEIP will be affected by this update.

Restart requirement

You may have to restart the computer after you apply this update.

How to remove the update

To remove this update, follow these steps:

1. In Control Panel, click View Installed Updates in the Programs and Features item.
2. Click Update for Microsoft Windows (KB939165), and then click Uninstall.

For more information about the Windows Vista CEIP, visit the following Microsoft Web site: For more information about an earlier update of the Windows Vista CEIP, click the following article number to view the article in the Microsoft Knowledge Base: For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base: