Guide
1. Search for and run the “CMD” application as administrator.
2. Type the command “sfc /scannow” (without quotation marks) and press the Enter key to continue.
3. Wait for the integrity check process to complete, it may take a few minutes.
4. Enter the command “DISM.exe /Online /Cleanup-image /Restorehealth” (without quotation marks).
5. Press the Enter key to continue and wait for the second checking process to complete.
6. Reboot the device. The operating system integrity check has been successfully completed.