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A reliability and performance update is available for computers that are running Windows Vista SP1 and Windows Server 2008

View products that this article applies to.

Support for Windows Vista Service Pack 1 (SP1) ends on July 12, 2011. To continue receiving security updates for Windows, make sure you're running Windows Vista with Service Pack 2 (SP2). For more information, refer to this Microsoft web page: Support is ending for some versions of Windows.

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Summary

Update information

An update is available that will help improve the performance and reliability of Windows Vista Service Pack 1 (SP1) and of Windows Server 2008. If you are not sure whether you have Windows Vista SP1 installed, see the "How do I find out whether I have Windows Vista SP1 installed?" section.

To install the correct version of this update, you must know whether your Windows Vista SP1-based or Windows Server 2008-based platform type is 32-bit or 64-bit. If you are not sure which platform type is installed, see the "How do I find out whether I'm running a 32-bit or 64-bit version of Windows Vista or Windows Server 2008?" section.

If you do have Windows Vista SP1 or Windows Server 2008 installed, and you know whether your platform is 32-bit or 64-bit, you can download the update by clicking one of the following links.
Windows Vista, 32-bit versions
Download Download the Update for Windows Vista (KB955302) package now.
Windows Vista, 64-bit versions
Download Download the Update for Windows Vista for x64-based Systems (KB955302) package now.
Windows Server 2008, 32-bit versions
Download Download the Update for Windows Server 2008 (KB955302) package now.
Windows Server 2008, 64-bit versions
Download Download the Update for Windows Server 2008 x64 Edition (KB955302) package now.
Windows Server 2008, Itanium-based versions
Download Download the Update for Windows Server 2008 for Itanium-based Systems (KB955302) package now.

How do I find out whether I have Windows Vista SP1 installed?

  1. Click Start, right-click Computer, and then click Properties.
  2. A window is displayed where you can view basic information about your computer. If you have Windows Vista SP1 installed, you see a reference to Service Pack 1 under the Windows edition section.

How do I find out whether I'm running a 32-bit or 64-bit version of Windows Vista or of Windows Server 2008?

  1. Click Start, right-click Computer, and then click Properties.
  2. A window is displayed 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 64-bit version of Windows Vista or of Windows Server 2008 is listed.

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Information for advanced users and IT professionals

This update resolves issues that may affect some Windows Vista SP1-based or Windows Server 2008-based computers. These issues have been reported by customers who use the Error Reporting service or Microsoft Customer Support Services.

This update improves the performance, stability, and reliability of Windows Vista SP1 and of Windows Server 2008 in various scenarios. These improvements includes the following:
  • Improvements to the stability of Windows Vista SP1-based or Windows Server 2008-based computers that use Windows ReadyBoost technology.
  • Improvements to the performance of wireless adapters when you switch between preferred networks after the computer resumes from hibernation.
  • New functionality to prevent a data loss scenario when certain registry keys are missing while the Microsoft Disk Cleanup tool is running.
  • Improvements to system reliability when Group Policy settings and SMB signing are used.
  • Improves the stability of systems that are performing intense graphics processing.

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More Information

Prerequisites

To apply this update on a Windows Vista-based computer, you must have Windows Vista Service Pack 1 (SP1) installed.

For more information about Windows Vista Service Pack 1, click the following article number to view the article in the Microsoft Knowledge Base:

935791 How to obtain the latest Windows Vista service pack

There are no prerequisites to apply this update on a Windows Server 2008-based computer.

Restart information

You must restart the computer after you apply this update.

Hotfix replacement information

This update does not replace any Windows Vista SP1 or Windows Server 2008 updates or hotfixes.

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.Download information
Windows Vista, 32-bit versions
File nameFile versionFile sizeDateTimePlatform
Dataclen.dll6.0.6001.1809845,05626-Jun-200810:29x86
Dataclen.dll6.0.6001.2221145,05626-Jun-200810:15x86
Emdmgmt.dll6.0.6001.18098565,24826-Jun-200810:29x86
Emdmgmt.dll6.0.6001.22211565,24826-Jun-200810:15x86
Cdd.dlll6.0.6001.1811436,86402-Aug-200810:26x86
Dxgkrnl.sys6.0.6001.18114625,15202-Aug-200808:01x86
Cdd.dll6.0.6001.2223536,86402-Aug-200810:20x86
Dxgkrnl.sys6.0.6001.22235625,15202-Aug-200807:59x86
Nwifi.sys6.0.6001.18075148,48020-May-200809:07x86
Nwifi.sys6.0.6001.22183148,48020-May-200809:00x86
Mrxsmb10.sys6.0.6001.18068211,96809-May-200802:21x86
Mrxsmb10.sys6.0.6001.22175211,96808-May-200809:47x86
Windows Vista, 64-bit versions
File nameFile versionFile sizeDateTimePlatform
Dataclen.dll6.0.6001.1809848,64026-Jun-200810:56x64
Dataclen.dll6.0.6001.2221148,64026-Jun-200810:47x64
Emdmgmt.dll6.0.6001.18098399,87226-Jun-200810:56x64
Emdmgmt.dll6.0.6001.22211399,87226-Jun-200810:48x64
Cdd.dll6.0.6001.1811447,10402-Aug-200810:40x64
Dxgkrnl.sys6.0.6001.18114883,20002-Aug-200808:20x64
Cdd.dll6.0.6001.2223547,10402-Aug-200810:55x64
Dxgkrnl.sys6.0.6001.22235883,20002-Aug-200808:33x64
Nwifi.sys6.0.6001.18075187,39220-May-200809:33x64
Nwifi.sys6.0.6001.22183187,39220-May-200809:25x64
Mrxsmb10.sys6.0.6001.18068272,38408-May-200810:26x64
Mrxsmb10.sys6.0.6001.22175272,38408-May-200810:13x64
Dataclen.dll6.0.6001.1809845,05626-Jun-200810:29x86
Dataclen.dll6.0.6001.2221145,05626-Jun-200810:15x86
Windows Server 2008, 32-bit versions
File nameFile versionFile sizeDateTimePlatform
Dataclen.dll6.0.6001.1809845,05626-Jun-200810:29x86
Dataclen.dll6.0.6001.2221145,05626-Jun-200810:15x86
Emdmgmt.dll6.0.6001.18098565,24826-Jun-200810:29x86
Emdmgmt.dll6.0.6001.22211565,24826-Jun-200810:15x86
Cdd.dlll6.0.6001.1811436,86402-Aug-200810:26x86
Dxgkrnl.sys6.0.6001.18114625,15202-Aug-200808:01x86
Cdd.dll6.0.6001.2223536,86402-Aug-200810:20x86
Dxgkrnl.sys6.0.6001.22235625,15202-Aug-200807:59x86
Nwifi.sys6.0.6001.18075148,48020-May-200809:07x86
Nwifi.sys6.0.6001.22183148,48020-May-200809:00x86
Mrxsmb10.sys6.0.6001.18068211,96809-May-200802:21x86
Mrxsmb10.sys6.0.6001.22175211,96808-May-200809:47x86
Windows Server 2008, 64-bit versions
File nameFile versionFile sizeDateTimePlatform
Dataclen.dll6.0.6001.1809848,64026-Jun-200810:56x64
Dataclen.dll6.0.6001.2221148,64026-Jun-200810:47x64
Emdmgmt.dll6.0.6001.18098399,87226-Jun-200810:56x64
Emdmgmt.dll6.0.6001.22211399,87226-Jun-200810:48x64
Cdd.dll6.0.6001.1811447,10402-Aug-200810:40x64
Dxgkrnl.sys6.0.6001.18114883,20002-Aug-200808:20x64
Cdd.dll6.0.6001.2223547,10402-Aug-200810:55x64
Dxgkrnl.sys6.0.6001.22235883,20002-Aug-200808:33x64
Nwifi.sys6.0.6001.18075187,39220-May-200809:33x64
Nwifi.sys6.0.6001.22183187,39220-May-200809:25x64
Mrxsmb10.sys6.0.6001.18068272,38408-May-200810:26x64
Mrxsmb10.sys6.0.6001.22175272,38408-May-200810:13x64
Dataclen.dll6.0.6001.1809845,05626-Jun-200810:29x86
Dataclen.dll6.0.6001.2221145,05626-Jun-200810:15x86
Windows Server 2008, Itanium-based version
File nameFile versionFile sizeDateTimePlatform
Cdd.dll6.0.6001.18114105,47202-Aug-200810:52IA-64
Dxgkrnl.sys6.0.6001.181141,981,44002-Aug-200808:27IA-64
Cdd.dll6.0.6001.22235105,47202-Aug-200810:29IA-64
Dxgkrnl.sys6.0.6001.222351,981,44002-Aug-200808:12IA-64
Mrxsmb10.sys6.0.6001.18068655,36008-May-200810:10IA-64
Mrxsmb10.sys6.0.6001.22175655,36008-May-200809:52IA-64
The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, about the performance or reliability of these products.

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Keywords: kb, kbhotfixserver, kbqfe, kbbug, kbfix, kbexpertiseinter

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Article Info
Article ID : 955302
Revision : 5
Created on : 4/9/2020
Published on : 4/9/2020
Exists online : False
Views : 296