Configuring Windows Updates. 0% Complete. Please do not power off or unplug your machine. Installing update 1 of 5.

I get this type of message all the time on shutting down and it hangs my laptop. Something in Windows Update gets stuck. A lot.

Here’s a couple of the fixes I’ve used semi- (temporarily) successfully:

• http://support.microsoft.com/kb/949358
• http://windows.microsoft.com/en-us/windows7/troubleshoot-problems-with-installing-updates