Not sure if this will work, but can you try it please
Save these instructions too a text file then close down all browsers, including this one
Go to START>>RUN>>Type in, or copy and paste the following hitting OK after each command
net.exe stop wuauserv
regsvr32.exe wuapi.dll
regsvr32.exe wups.dll
regsvr32.exe wuaueng.dll
regsvr32.exe wucltui.dll
regsvr32.exe MSXML3.dll
net.exe start wuauserv
Afterwards go back to Windows updates