Hi,
- Which Fix-it have you tried?
- Do you remember making any changes to the computer prior the issue?
How to check which update is failing:
a) Click the ‘Start’ button then ‘All Programs’ and then click ‘Windows Update’
b) In the left pane click on ‘View update history’.
c) Check for which update is failing in the list.
You can try the following methods.
Method 1:
I would suggest you to run the windows update troubleshooter
http://windows.microsoft.com/en-US/windows7/Open-the-Windows-Update-troubleshooter
Method 2:
Try the following steps, ‘Windows Update error 80072f8f’
http://windows.microsoft.com/en-US/windows7/Windows-Update-error-80072f8f
Try to synchronize your computer’s clock with an Internet server.
Method 3:
Put the computer in ‘Clean boot’ and then try to update.
http://support.microsoft.com/kb/929135
Note: When the troubleshooting is over do not forget to reset the computer to normal startup. Follow the step 7 in the above article.
Method 4:
How do I reset Windows Update components?