An update that improves the performance, responsiveness, and reliability of Windows Vista is available

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Article ID: 946041 - View products that this article applies to.
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INTRODUCTION

This article contains an update that resolves issues that may affect some Windows Vista-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, responsiveness, and reliability of Windows Vista in various scenarios. For example, this update includes the following improvements on a Windows Vista-based computer:
  • This update improves the reliability of certain portable computers when you resume the computers from sleep by opening the lid.
  • This update improves the reliability of updates that are installed in the system, and it addresses error code 0x8007000b.
  • This update addresses some crash situations that occur when the computer is running media playback programs that use several popular codecs.

MORE INFORMATION

Update information

How to obtain this update

This update is available from the following Windows Update Web site:
http://update.microsoft.com
You can also download the update package and then manually apply it.

The following files are available for download from the Microsoft Download Center:
Update for Windows Vista, 32-bit versions
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Download
Download the Update for Windows Vista package now.
Update for Windows Vista, 64-bit versions
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Download
Download the Update for Windows Vista for x64-based Systems package now.

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.

Prerequisites

No prerequisites are required.

Restart requirement

You must restart the computer after you apply this update.

Update replacement information

This update does not replace any other updates.

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
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File nameFile versionFile sizeDateTimePlatform
Package_1_for_kb946041_bf~31bf3856ad364e35~x86~~6.0.1.0.mumNot applicable1,78031-Dec-200719:43Not applicable
Package_1_for_kb946041~31bf3856ad364e35~x86~~6.0.1.0.mumNot applicable2,52131-Dec-200719:42Not applicable
Package_2_for_kb946041_bf~31bf3856ad364e35~x86~~6.0.1.0.mumNot applicable2,62631-Dec-200719:43Not applicable
Package_2_for_kb946041~31bf3856ad364e35~x86~~6.0.1.0.mumNot applicable4,06831-Dec-200719:42Not applicable
Update-bf.mumNot applicable1,87831-Dec-200719:43Not applicable
X86_633b7e165d23f2b3470312f9ebb94c9c_31bf3856ad364e35_6.0.6000.20744_none_b48ecc002758cbf3.manifestNot applicable73331-Dec-200719:42Not applicable
X86_d8335f0f348e31f02ab9634dee501989_31bf3856ad364e35_6.0.6000.16615_none_1ac5a413f36bacc8.manifestNot applicable69231-Dec-200719:42Not applicable
X86_de60478c3336cba6d09be37fc70b2f0e_31bf3856ad364e35_6.0.6000.16619_none_4b4426b06d3e89d9.manifestNot applicable73331-Dec-200719:42Not applicable
X86_f9383afc98821941bcca5ab0e86d07c0_31bf3856ad364e35_6.0.6000.20740_none_ec238ec66d31c3e5.manifestNot applicable69231-Dec-200719:42Not applicable
X86_microsoft-windows-ntfs_31bf3856ad364e35_6.0.6000.16615_none_a4851c9d1fc8a346.manifestNot applicable14,73716-Dec-200723:14Not applicable
X86_microsoft-windows-ntfs_31bf3856ad364e35_6.0.6000.20740_none_a4e9483239031830.manifestNot applicable14,73716-Dec-200723:17Not applicable
X86_microsoft-windows-p..ucturenonexecutable_31bf3856ad364e35_6.0.6000.16619_none_6324c064ccc59b29.manifestNot applicable6,16922-Dec-200705:14Not applicable
X86_microsoft-windows-p..ucturenonexecutable_31bf3856ad364e35_6.0.6000.20744_none_6388ebf9e6001013.manifestNot applicable6,16922-Dec-200705:07Not applicable
X86_monitor.inf_31bf3856ad364e35_6.0.6000.16615_none_4117345983213804.manifestNot applicable1,67417-Dec-200721:12Not applicable
X86_monitor.inf_31bf3856ad364e35_6.0.6000.20740_none_417b5fee9c5bacee.manifestNot applicable1,67417-Dec-200721:12Not applicable
Ntfs.sys6.0.6000.166151,060,92016-Dec-200722:50x86
Ntfs.sys6.0.6000.207401,061,94416-Dec-200722:52x86
Monitor.sys6.0.6000.1661541,98416-Dec-200709:56x86
Monitor.sys6.0.6000.2074041,98416-Dec-200709:50x86
Windows Vista, 64-bit versions
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File nameFile versionFile sizeDateTimePlatform
Amd64_1e3aeb2260e32f608f1cfbc7c4697e87_31bf3856ad364e35_6.0.6000.20744_none_f55875f400e97c24.manifestNot applicable73731-Dec-200719:43Not applicable
Amd64_1e58cdbf8e5eb19b6168e395c3026000_31bf3856ad364e35_6.0.6000.20740_none_b67e384aac73449c.manifestNot applicable69631-Dec-200719:43Not applicable
Amd64_633b7e165d23f2b3470312f9ebb94c9c_31bf3856ad364e35_6.0.6000.20744_none_10ad6783dfb63d29.manifestNot applicable73531-Dec-200719:43Not applicable
Amd64_80c6bfab19dc93362eba29b51b52b381_31bf3856ad364e35_6.0.6000.16619_none_1ca714a2c1e49d7c.manifestNot applicable73731-Dec-200719:43Not applicable
Amd64_bfead32b00b805671dadbc4a0f5dce32_31bf3856ad364e35_6.0.6000.16615_none_bd9d0bf09c66c2e7.manifestNot applicable69631-Dec-200719:43Not applicable
Amd64_de60478c3336cba6d09be37fc70b2f0e_31bf3856ad364e35_6.0.6000.16619_none_a762c234259bfb0f.manifestNot applicable73531-Dec-200719:43Not applicable
Amd64_microsoft-windows-ntfs_31bf3856ad364e35_6.0.6000.16615_none_00a3b820d826147c.manifestNot applicable14,99716-Dec-200723:22Not applicable
Amd64_microsoft-windows-ntfs_31bf3856ad364e35_6.0.6000.20740_none_0107e3b5f1608966.manifestNot applicable14,99717-Dec-200708:41Not applicable
Amd64_microsoft-windows-p..ucturenonexecutable_31bf3856ad364e35_6.0.6000.16619_none_bf435be885230c5f.manifestNot applicable6,17522-Dec-200705:29Not applicable
Amd64_microsoft-windows-p..ucturenonexecutable_31bf3856ad364e35_6.0.6000.20744_none_bfa7877d9e5d8149.manifestNot applicable6,17522-Dec-200705:16Not applicable
Amd64_monitor.inf_31bf3856ad364e35_6.0.6000.16615_none_9d35cfdd3b7ea93a.manifestNot applicable1,67617-Dec-200721:17Not applicable
Amd64_monitor.inf_31bf3856ad364e35_6.0.6000.20740_none_9d99fb7254b91e24.manifestNot applicable1,67617-Dec-200721:17Not applicable
Package_1_for_kb946041_bf~31bf3856ad364e35~amd64~~6.0.1.0.mumNot applicable2,46631-Dec-200719:43Not applicable
Package_1_for_kb946041~31bf3856ad364e35~amd64~~6.0.1.0.mumNot applicable5,18331-Dec-200719:43Not applicable
Package_2_for_kb946041_bf~31bf3856ad364e35~amd64~~6.0.1.0.mumNot applicable2,64231-Dec-200719:43Not applicable
Package_2_for_kb946041~31bf3856ad364e35~amd64~~6.0.1.0.mumNot applicable5,32731-Dec-200719:43Not applicable
Update-bf.mumNot applicable1,89031-Dec-200719:43Not applicable
X86_microsoft-windows-p..ucturenonexecutable_31bf3856ad364e35_6.0.6000.16619_none_6324c064ccc59b29.manifestNot applicable6,16922-Dec-200705:14Not applicable
X86_microsoft-windows-p..ucturenonexecutable_31bf3856ad364e35_6.0.6000.20744_none_6388ebf9e6001013.manifestNot applicable6,16922-Dec-200705:07Not applicable
Ntfs.sys6.0.6000.166151,486,90416-Dec-200722:55x64
Ntfs.sys6.0.6000.207401,486,90417-Dec-200708:22x64
Monitor.sys6.0.6000.1661549,15216-Dec-200710:26x64
Monitor.sys6.0.6000.2074049,15217-Dec-200705:59x64

Known issues

Some users may be unable to use Windows Explorer to eject removable media after they manually apply this update from the Microsoft Download Center. However, only some users experience this issue. To resolve this known issue, apply hotfix 941673. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
941673 After you add the CopyFileBufferedSynchronousIo registry entry in Windows Vista, a file copies only slightly more quickly when you use Windows Explorer to copy the file to another computer

REFERENCES

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

Properties

Article ID: 946041 - Last Review: October 9, 2011 - Revision: 3.0
APPLIES TO
  • Windows Vista Ultimate
  • Windows Vista Home Premium
  • Windows Vista Home Basic
  • Windows Vista Enterprise
  • Windows Vista Business
  • Windows Vista Business 64-bit Edition
  • Windows Vista Ultimate 64-bit Edition
  • Windows Vista Home Premium 64-bit Edition
  • Windows Vista Home Basic 64-bit Edition
  • Windows Vista Enterprise 64-bit Edition
Keywords: 
atdownload kbexpertisebeginner kbwinvistapostrtmfix kbqfe KB946041

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