How to repair corrupted Windows 10 using command prompt?
Select Start > Settings > Update & Security > Troubleshoot > Additional troubleshooters, or select the Find troubleshooters shortcut at the end of this topic, and then select Additional troubleshooters.In the command prompt window, type SFC /scannow and press Enter . System file checker utility checks the integrity of Windows system files and repairs them if required.How do I repair Windows 10 with command prompt

  1. Entering the CMD windows.
  2. Type in sfc /scannow, and press the Enter key.
  3. If the SFC command doesn't work.
  4. Type in DISM /Online /Cleanup-Image /ScanHealth to scan the corruptions of Windows images.

How to manually repair Windows 10 : To do so, go to Windows Search and select Change Advanced Startup Options. Restart the computer and click on Troubleshoot, then select Advanced Options and click on Startup Repair. Follow the prompts and choose an account. The repair process will scan the computer and attempt to fix any startup problems.

How to fix corrupted Windows 10

If you think that your Windows installation is corrupted, there are a few things you can do to try to fix it:

  1. Step 1: Try System Restore. The first thing you should try is system restore.
  2. Step 2: Scan for Viruses/Malware.
  3. Step 3: Use the SFC /scannow command.
  4. Step 4: Reinstall Your Operating System.

How do I scan and repair in CMD : Click on “Start” > type “cmd” > “Run as administrator”. Type a CHKDSK command in the command prompt and press “Enter”. Include parameters like “/f”, “/r”, and “/x” to scan and repair any errors.

To run the Check Disk Utility.

  1. Press Windows key + X and click on Command Prompt (Admin) to open the Elevated Command Prompt. ( If prompted for a password, type the password and click allow)
  2. Type the following command: chkdsk /r and click Enter.
  3. If you see this message:
  4. Restart your system and let the check disk run.


Here's how:

  1. Navigate to the Windows 10 Advanced Startup Options menu.
  2. Once your computer has booted, select Troubleshoot.
  3. And then you'll need to click Advanced options.
  4. Click Startup Repair.
  5. Complete step 1 from the previous method to get to Windows 10's Advanced Startup Options menu.
  6. Click System Restore.

How to repair Windows 10 with cmd

You can repair Windows 10 with CMD using the SFC and DISM commands.

  1. Entering the CMD windows.
  2. Type in sfc /scannow, and press the Enter key.
  3. If the SFC command doesn't work.
  4. Type in DISM /Online /Cleanup-Image /ScanHealth to scan the corruptions of Windows images.

If you actually have corrupted or missing Windows files, it should fix them. It doesn't fix other things (bad drivers, bad RAM, bad sectors) so often people are running it as a last ditch effort rather than diagnosing their actual problem.You can repair Windows 10 with CMD using the SFC and DISM commands.

  1. Entering the CMD windows.
  2. Type in sfc /scannow, and press the Enter key.
  3. If the SFC command doesn't work.
  4. Type in DISM /Online /Cleanup-Image /ScanHealth to scan the corruptions of Windows images.


Use CHKDSK regularly to scan your hard drive for corrupted files, help repair and clean up your PC, and maintain its health. CHKDSK can scan for bad sectors — ruined parts of your hard drive — even when your PC won't turn on. That helps you find and fix hard drive errors, and frees up disk space as well.

Which is better, CHKDSK r or f : chkdsk /f fixes any structural issues with the file system and directory, correcting inconsistencies between the two. chkdsk /r searches for corrupted parts of the physical hard drive (while also running chkdsk /f) and tries to recover the data there to put it in a part of the drive that isn't damaged.

Will SFC fix blue screen : Run an SFC Scan

To ensure all your system files are properly configured for Windows to operate normally, you should run a System File Checker (SFC) scan.

Is SFC scan safe to run

But to your question, the SFC stands for system file check and that is what it does under the command scannow. It checks the system file against an image and will detect corrupted files and if possible repair them. It does not check your data. In short, it is rather unlikely that there can be a loss after a scan.

Open Command Prompt. Type rstrui.exe in the window, and then press Enter. Follow the on-screen instructions to complete the system restore.Select “Command Prompt” in the “Advanced options” In the command prompt window, type “chkdsk /r c:” and hit Enter. This command will check your drive for errors using the CHKDSK utility and automatically repair them if possible. Type “sfc /scannow” and hit Enter.

Is it OK to run CHKDSK : Regularly running a CHKDSK scan on your Windows computer is good computer hygiene. It's also important to use a dedicated performance tool. Avast Cleanup is designed by computer optimization experts to scan and clear clutter from your disk automatically.