1- fix Windows Update
Use the Windows Update Troubleshooter here:
https://support.microsoft.com/en-us/help/10164/fix-windows-update-errors
2- fix Windows Image
-open POWERSHELL (as admin)
-type: DISM.exe /Online /Cleanup-image /Restorehealth
3- fix Windows System File
-type: sfc /scannow
4- fix Windows Apps:
-type: Get-AppXPackage | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}