Okay, proceed with the following steps.
Step 1:
Run the command sfc /scannow
in an elevated commandprompt and report the result.
If it fails, copy the file C:\Windows\Logs\CBS\cbs.log to your desktop.
Zip the copied file and attach the zipped cbs.log to your next reply.
Step 2:
Run the command dism /online /cleanup-image /scanhealth
in an elevated commandprompt and report the result.
If it fails, copy the file C:\Windows\Logs\DISM\dism.log to your desktop.
Zip the copied file and attach the zipped dism.log to your next reply.