Required KB: https://www.microsoft.com/en-us/download/details.aspx?id=51212
Clear-host Write-Host "[Launching Windows Updates repair]" Write-Host "" Write-Host "[Stop Windows Update Services]" Stop-Service -Name BITS Stop-Service -Name wuauserv Stop-Service -Name appidsvc Stop-Service -Name cryptsvc Write-Host "[Remove QMGR Data file]" Remove-Item "$env:allusersprofile\Application Data\Microsoft\Network\Downloader\qmgr*.dat" -ErrorAction SilentlyContinue Write-Host "[Rename Windows Updates folders]" Rename-Item $env:systemroot\SoftwareDistribution SoftwareDistribution.bak -ErrorAction SilentlyContinue Rename-Item $env:systemroot\System32\Catroot2 catroot2.bak -ErrorAction SilentlyContinue Write-Host "[Remove Windows Update log]" Remove-Item $env:systemroot\WindowsUpdate.log -ErrorAction SilentlyContinue Write-Host "[Reset Windows Update Services]" "sc.exe sdset bits D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;BA)(A;;CCLCSWLOCRRC;;;AU)(A;;CCLCSWRPWPDTLOCRRC;;;PU)" "sc.exe sdset wuauserv D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;BA)(A;;CCLCSWLOCRRC;;;AU)(A;;CCLCSWRPWPDTLOCRRC;;;PU)" # set path Set-Location $env:systemroot\system32 Write-Host "[Register DLLs]" regsvr32.exe /s atl.dll regsvr32.exe /s urlmon.dll regsvr32.exe /s mshtml.dll regsvr32.exe /s shdocvw.dll regsvr32.exe /s browseui.dll regsvr32.exe /s jscript.dll regsvr32.exe /s vbscript.dll regsvr32.exe /s scrrun.dll regsvr32.exe /s msxml.dll regsvr32.exe /s msxml3.dll regsvr32.exe /s msxml6.dll regsvr32.exe /s actxprxy.dll regsvr32.exe /s softpub.dll regsvr32.exe /s wintrust.dll regsvr32.exe /s dssenh.dll regsvr32.exe /s rsaenh.dll regsvr32.exe /s gpkcsp.dll regsvr32.exe /s sccbase.dll regsvr32.exe /s slbcsp.dll regsvr32.exe /s cryptdlg.dll regsvr32.exe /s oleaut32.dll regsvr32.exe /s ole32.dll regsvr32.exe /s shell32.dll regsvr32.exe /s initpki.dll regsvr32.exe /s wuapi.dll regsvr32.exe /s wuaueng.dll regsvr32.exe /s wuaueng1.dll regsvr32.exe /s wucltui.dll regsvr32.exe /s wups.dll regsvr32.exe /s wups2.dll regsvr32.exe /s wuweb.dll regsvr32.exe /s qmgr.dll regsvr32.exe /s qmgrprxy.dll regsvr32.exe /s wucltux.dll regsvr32.exe /s muweb.dll regsvr32.exe /s wuwebv.dll Write-Host "[Remove Windows Updates settings]" REG DELETE "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate" /v AccountDomainSid /f REG DELETE "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate" /v PingID /f REG DELETE "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate" /v SusClientId /f Write-Host "[Reset Winsock]" netsh winsock reset netsh winhttp reset proxy Write-Host "[Delete BITS jobs]" Get-BitsTransfer | Remove-BitsTransfer Write-Host "[Install Windows Updates Agent]" Windows6.1-KB3138612-x64.msu /quiet Write-Host "[Start Windows Updates Services]" Start-Service -Name BITS Start-Service -Name wuauserv Start-Service -Name appidsvc Start-Service -Name cryptsvc Write-Host "[Launch discovery]" wuauclt /resetauthorization /detectnow Write-Host "Windows Updates repair is complete. Restart computer."