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Error Code 0x80072F8F on Windows Update
Microsoft Article ID: 929458
When you search for available updates on the Microsoft Windows Update Web site, you see the 0x80072F8F error in Microsoft Windows 2000, Windows XP, Windows Server 2003, or Windows Vista.
Note The error code for Windows Vista will appear as (80072f8f)
This error may occur if the date and time on your computer varies too much from the valid date and time of the SSL certificates that are used by the Windows Update Web site. This causes the scan process to fail. Make sure that you verify that the time and date are accurate on your computer.
To resolve this issue in Windows Vista: Change Date and Time in Windows Vista
Windows 2000, Windows XP, or Windows Server 2003
To resolve this issue in Windows 2000, in Windows XP, or in Windows Server 2003, use the following methods.
Check your date and time settings
Click to clear the "Check for server certificate revocation" option
Advanced user steps: Register Softpub.dll, Wintrust.dll, Initpki.dll, and Mssip32.dl