Learn how to repair Windows 10 in several ways.
Open the command prompt and run the following commands in sequence:
Dism /Online /Cleanup-Image /CheckHealth Dism /Online /Cleanup-Image /ScanHealth Dism /Online /Cleanup-Image /RestoreHealth
Open the Powershell and execute the following commands:
Repair-WindowsImage -Online -CheckHealth Repair-WindowsImage -Online -ScanHealth Repair-WindowsImage -Online -RestoreHealth
Windows can be repaired easily using this method. This method does not delete any personal data or installed programmes, but only repairs system files. However, this method is quite time-consuming.