"Check for new definitions" warning after you install Windows Defender. KB915105.

An update is available that improves the compatibility and reliability of Vista. KB938194.

An update is available that improves the performance and reliability of Windows Vista. KB938979.

How to troubleshoot definition update issues for Windows Defender. KB918355.

The Windows Help (WinHlp32.exe) program is no longer included in Windows operating systems starting with Windows Vista. KB917607.

How to troubleshoot a problem by performing a clean boot in Windows Vista. KB929135 *

Virtual address space usage in Windows game development. KB940105.

Troubleshooting Stop Error Messages that may occur when you try to install Windows Vista. KB935806. *

You cannot configure Windows Mail to use a Web-based (HTTP) e-mail account in Windows Vista. KB926374.

Applications that have earned the "Certified for Windows Vista" logo or the "Works with Windows Vista" logo. KB933305.

The Safely Remove Hardware feature and the Windows Explorer "Eject" command do not work correctly with an Apple iPod that is connected to a Windows Vista-based computer. KB936824.

How to activate Windows Vista. KB940315.

August 2007 cumulative time zone update for Microsoft Windows operating systems. KB933360.

How to troubleshoot program compatibility issues in Windows Vista. KB927386.

You cannot install some updates or programs. KB822798.

Windows Vista no longer starts after you install an earlier version of the Windows operating system in a dual-boot configuration. KB919529.

How to install Windows Vista. KB918884.

System requirements for Windows Vista. KB919183.

Error message when you start Windows Vista: "Your activation period has expired". KB925616.

How to back up and restore the registry in Windows XP and Windows Vista. KB322756.

You may be prompted to activate Windows Vista on a computer on which Windows Vista was already activated by a Volume License or OEM installation. KB931573.