Windows XP and Windows Server 2003To resolve this problem in Microsoft Windows XP or in Microsoft Windows Server 2003, install the release version of Windows Defender to continue protecting your computer. For more information about the release version of Windows Defender, visit the following Microsoft Web site:
Windows 2000To resolve this problem in Microsoft Windows 2000, uninstall Windows Defender. Windows Defender is not supported in Windows 2000.
Article ID: 930522 - Last Review: Jul 1, 2010 - Revision: 1