Purpose: The purpose of this standard operating procedure is to document the correct and approved method for fixing Windows Update on Windows 7 64Bit Service Pack 1.
Symptom: Windows 7 64Bit Service Pack 1 gets stuck and/or takes an exceedingly long time checking for Windows Updates. Windows Update can take days to complete or not complete at all.
There have been wide variations in effectiveness in the measures described below from system to system. In tests, we have observed several different possible solutions to this issue. Presented below is the most successful method, followed by common pit falls and alternate strategy.
Result: This method was effective about 75% of the time in our testing.
This will usually allow for KB3172605 to run without error, thus fixing the Windows Update issue. The following has been observed in testing:
CAUTION: In testing we observed Windows 7 installations that became stuck during the “Configuring Windows Updates..” portion of startup after a reboot. Updates would subsequently roll back leaving the machine unpatched. With that in mind, it is recommended that you use the rollup patch only if the other measures fail.