Skip to main content

How to Verify Windows File integrity

Windows File Integrity checks are used by our team to ensure that core windows dependencies are present on your computer. Windows File integrity checks checks.

Instructions

Step-by-Step Instructions:

  1. Open Command Prompt as Administrator:

    • Press the Windows Keykey on your keyboard.

    • Type "Command Prompt" or "cmd" in the search bar.

    • Right-click on Command Prompt and typeselect cmd.

    • Now Select the option "Run as Administrator"administrator".

      under "Open" on the right side of the window - you may need to input your administrator password.

    • Click Yes if prompted by User Account Control (UAC).

  2. Run DISM Commands:

    • First Command (CheckHealth):
      Copy and paste the following into the Command Prompt sfc /scannow,Prompt, then press the enterEnter:
      Dism /Online return/Cleanup-Image key./CheckHealth
      This checks for minor system corruption (fast).

    • You should see something that says "Beginning system scan. This process will take some time.", please wait until it has been completed.
    • Once it has finished, press the Windows Key, Shift and S to open the capture tool. Take a screen capture of the

      Second Command Prompt(ScanHealth):
      Copy and paste itthe herefollowing, usingthen Ctrlpress Enter:
      Dism /Online /Cleanup-Image /ScanHealth
      This performs a deeper scan for issues (may take 10–20 minutes).

    • Third Command (RestoreHealth):
      Copy and V.paste the following, then press Enter:
      Dism /Online /Cleanup-Image /RestoreHealth
      This repairs detected issues. Allow it to complete (may take 15–30 minutes).

  3. Run System File Checker (SFC):
    Copy and paste the following, then press Enter:
    sfc /scannow
    This scans and repairs Windows system files. Wait for 100% completion

  4. Schedule Disk Check (CHKDSK):
    Copy and paste the following, then press Enter:
    chkdsk C: /r

    • You’ll see:
      “Chkdsk cannot run because the volume is in use. Would you like to schedule this volume to be checked the next time the system restarts? (Y/N)”

    • Type Y and press Enter to confirm.

  5. Restart Your Computer:

    • Close all programs and restart your PC via the Start menu.

    • Important: Upon restarting, CHKDSK will automatically run before Windows loads. This may take about 1 hour depending on your disk. Do not interrupt it.

Back to top