REG Delete HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate /v SusClientId /f REG Delete HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate /v SusClientIdValidation /f gpupdate net stop wuauserv /y net stop BITS /y rd C:\WINDOWS\SoftwareDistribution /s /Q del "c:\windows\windowsupdate.log" regsvr32 WUAPI.DLL /s regsvr32 WUAUENG.DLL /s regsvr32 WUAUENG1.DLL /s regsvr32 ATL.DLL /s regsvr32 WUCLTUI.DLL /s regsvr32 WUPS.DLL /s regsvr32 WUPS2.DLL /s regsvr32 WUWEB.DLL /s regsvr32 msxml3.dll /s net start wuauserv /y wuauclt.exe /resetauthorization /detectnow