windows updte is not working

error code code 800f081f is flashing when i am trying to update.. and also its asking to update the windows update. but when I am trying to do so.. eroor is coming.. please help.

 

Did you follow the link posted by dr.moriarty?

If not there's another simple and quicker solution.
Download Tweaking.com - Windows Repair.

http://www.majorgeeks.com/files/details/tweaking_com_windows_repair.html

As you have no malware click on the Start Repairs tab. Check the box next to Automatically do a registry backup, and click Start. Click Unselect All and check the box next to Repair Windows Updates. Then click Start Repairs. Restart your PC and check if the problem is fixed.