If your Windows Update client is already damaged, use a current Windows installation as the repair source, or a Windows side-by-side folder from a network share or external media, such as a Windows DVD, as the source of the files. Important: When you use this command, DISM searches Windows Update for the files needed to repair corruptions. DISM.exe /Online /Image-cleanup /Restorehealth The command procedure may take several minutes to complete. (If you are running Windows 7 or Windows Vista, skip to Step 3.)Įnter the following command after typing it. 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.To do this, do the following as your appropriate:

Run the System File Checker tool (SFC.exe) Though the actions below may appear complex at first sight, simply follow them in sequence, step by step, and we’ll do our best to get you back on track. Use the System File Checker to scan Windows and recover your data if some Windows operations aren’t working or if Windows crashes.

System file checker windows 11