How to repair System32 files Windows 10?
Windows 11, Windows 10, and Windows 8 or 8.1

On the User Account Control (UAC) prompt, click Yes. 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. After the process is complete, reboot the computer.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. Select the type of troubleshooting you want to do, then select Run the troubleshooter.Check Health: Open an elevated Command Prompt and type DISM /online /cleanup-image /checkhealth . This is a quick scan and will determine if the image is repairable. Scan Health: Open an elevated Command Prompt and type DISM /online /cleanup-image /scanhealth . This will check if there are any corruptions detected.

What is the Windows error checking tool : CHKDSK (check disk) is a system tool or utility on Windows operating systems that scans your hard drive for file system errors. Running the CHKDSK utility helps check and repair hard drive errors and keeps your system data organized — it's part of good computer hygiene.

How to fix corrupted files

How to Fix Corrupted Files

  1. Perform a check disk on the hard drive. Running this tool scans the hard drive and attempts to recover bad sectors.
  2. Use the CHKDSK command. This is the command version of the tool we looked at above.
  3. Use the SFC /scannow command.
  4. Change the file format.
  5. Use file repair software.

How to repair Windows 10 : 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.

Enter the command sfc /scannow and press Enter. Wait until the scan is 100% complete, making sure not to close the Command Prompt window before then. The results of the scan will depend on whether or not the SFC finds any corrupted files.

Use the System File Checker tool to repair missing or corrupted system files. If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files.

How to repair Windows using cmd

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.

Open Start. Search for Command Prompt, right-click the top result, and select the Run as administrator option. Type the following command to repair the Windows 10 image and press Enter: DISM /Online /Cleanup-Image /RestoreHealth.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.

  1. Make sure that your device has enough space.
  2. Run Windows Update a few times.
  3. Check third-party drivers and download any updates.
  4. Unplug extra hardware.
  5. Check Device Manager for errors.
  6. Remove third-party security software.
  7. Repair hard-drive errors.
  8. Do a clean restart into Windows.

Does CHKDSK fix corrupt files : Chkdsk /r is not meant to be a data recovery utility, and it sometimes doesn't recover corrupted files properly.

How to repair corrupt Windows 10 : Run the System File Checker tool (SFC.exe)

  1. Open an elevated command prompt. To do this, do the following as your appropriate:
  2. If you are running Windows 10, Windows 8.1 or Windows 8, first run the inbox Deployment Image Servicing and Management (DISM) tool prior to running the System File Checker.

How to repair Windows 10 corrupted files

How to Recover Corrupted Files

  1. 1 Restore Previous Versions.
  2. 2 Use System Restore.
  3. 3 The Best Corrupted Files Recovery Software – Recoverit.
  4. 4 Use the SFC /Scannow command.
  5. 5 Use DISM tool.
  6. 6 Use the CHKDSK command.
  7. 7 Perform SFC scan before Windows 10 starts.
  8. 8 Reset your Windows 10.


Method 1: Startup repair tool

  1. Start the system to the installation media for the installed version of Windows.
  2. On the Install Windows screen, select Next > Repair your computer.
  3. On the Choose an option screen, select Troubleshoot.
  4. On the Advanced options screen, select Startup Repair.

Running SFC scannow on Windows 10, 8, and 7

You can follow this process for Windows 10 repairs, or to repair Windows 7 and 8 system files. Enter the command sfc /scannow and press Enter. Wait until the scan is 100% complete, making sure not to close the Command Prompt window before then.

How to repair system files using cmd : Open Command Prompt or PowerShell as administrator, then run "sfc /scannow" to fix corrupted Windows System Files. If SFC fails to run properly or cannot repair the files, run "DISM /Online /Cleanup-Image /RestoreHealth" to fix any remaining issues.