Reinstalling Windows Update Service after spyware damage...

Right-click Command Prompt under Start menu and left-click Run as Administrator. Type each command below hitting enter after each one.

regsvr32 wuapi.dll

regsvr32 wuaueng.dll

regsvr32 wups.dll

regsvr32 wups2.dll

regsvr32 wuwebv.dll

regsvr32 wucltux.dll

Exit Command Prompt and reboot your computer.