Run sfc/scannow Command at Windows 8 Boot to find Corrupted Files

SFC or System File checker is that utility featuring in Windows that checks all system files and figures out any corrupted or violated integrity in the files and resolves any issues and restores them accordingly for smooth functioning of the system. However, you all must be well aware of the System File checker as it was availed in the earlier versions of Windows such as Windows 7 and Vista but it is now emerged with new features that would provide better protection and recovery of files. SFC is now blended with Windows Resource Protection (WRP) and double combo will provide security to critical system files, registry keys and folders. Here is the tutorial how you can run sfc/scannow command during Windows 8 boot.

windows 8 sfc scannow boot wrp

WRP or Windows Resource Protection notifies you in the Winlogon screen when there is any change in the system files or registers in the system. If the system integrity is violated, the modified file is restored from a cached copy which from the folder located at %WinDir%\System32\dllcache. When you run sfc/scannow command at boot or command, the Windows Resource Protection starts verifying or say starts looking for the corrupted files, is there is no such corruption is found it would displays message Windows Resource Protection did not find any integrity violations. Always make sure to that scanning using sfc/scannow should be performed through elevated Command Prompt.

Steps to Run the “SFC /SCANNOW” Command at Boot or in Windows 8

  • From the start screen, press Windows key + X
  • You can view a list of functions. From the list that appeared select the Command Prompt (Admin) option

Command Prompt Admin

  • Upon prompted by UAC, click Yes to confirm and proceed
  • Now, you see the Elevated Command Prompt opened
  • Next, type the command sfc/scannow and hit Enter

sfc scannow command

  • On hitting the enter key, the system starts with verification process. The process is a little time consuming.

Verification time

When verification process is completed and no corruption or violation in the integrity is found, Windows Resource Protection displays a message that it Windows Resource Protection did not find any integrity violations.

No Integrity Violation Found

Upon following the tutorial here you can easily find out if the system integrity is violated or not by running the simple sfc/scannow from Windows 8 boot.

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