How to Use the System File Checker Tool to Repair Missing or Corrupted System Files?

Use the System File Checker Tool to Repair Missing or Corrupted System Files:

If you find that some Windows functions are not working or Windows is crashing, then you must use the System File Checker to scan Windows and restore files. You may find the initial steps complicated at first but you need to follow them in order to repair corrupted or missing files.

How to Run the System File Checker Tool?

Below are the easy steps that you need to perform in order to run the system file checker tool. 

Step 1: first of all, launch the command prompt. 

Step 2: If you are using Windows 10, then you need to first run Windows 10 in the inbox Deployment Image Servicing and Management tool for running System File Checker. 

Step 3: Type the command DISM.exe  /Online /Cleanup-image /Restrehealth and then finally press the enter key. The command operation will take a few minutes to complete. 

When you enter this command, DISM is going to use a Windows update to provide the files. which are required to fix Windows corruption. In case your Windows update client is broken, then you must use running Windows installation as the repair source.

Alternately, you can use the Windows side-by-side folder from a removable media or network share like Windows DVD. To do this, you need to run the following command. 

DISM.exe /Online /Cleanup image /RestoreHealth/ Source: C:\RepairSource\Windows/Limit access. 

Now, enter the SFC/ scannow command in the command prompt and then press the enter key. 

This will search for the protected system files and replace the corrupted files with a copy that is placed in a compressed folder. This folder should be the Windows Operating System folder. Please don't close the command prompt window till the time your verification is 100% complete. You will see the scan results after the process is complete. 

Once the Processing is Done, You will See the Following Messages on Your Screen. 

• Windows Resource Protection didn't find any integrity violations. This means you don't have any corrupt or missing system files. 
• Windows Resource Protection failed to perform the requested operation. In order to fix this issue, you need to perform the SFC scan in safe mode. Also, ensure that the PendingRenames and PendingDeletes folders exist under %WinDir%\WinSxS\Temp. 
• Windows Resource Protection found the corrupt files and repaired them successfully. 
• Windows Resource Protection found corrupt files but was not able to fix some of them.