If the Windows Modules Installer service is disabled on your computer, it is the reason that sfc scan is not working. Solution 4 – Enable Windows Module Installer Restart your computer and try the sfc scan in the command prompt. Wait for the command to execute and then close the command prompt window.

STEP 3: In the command prompt window, type the following command and then press enter key to execute the command. STEP 2: A user account prompt will pop up, click the Yes button. STEP 1: Right click on the windows button and select the command prompt (admin) option from the menu that opens up. So, you first you have to fix the winsxs folder in order to run the SFC scan. Many times SFC could not run because the winsxs folder’s security descriptions have some issues. Winsxs folder contains the files that are crucial for the SFC scan to run.

Solution 3 – Modify the security descriptors on the winsxs folder When the process gets completed and the computer starts to run the SFC command and check that if it is working. CHKDSK process will take some time depending upon the size and content of your hard disk. STEP 4: Restart the computer, it will automatically start to check and repair your hard drive. Wait till the executions of the command complete and then close the command prompt window.

STEP 3: In the command prompt window, type chkdsk /r and press enter key to run the command. STEP 2: Click Yes option on the User Account Control prompt. Right click on the option that says command prompt and choose the run as administrator option. STEP 1: Press the Windows key to search for command prompt, type cmd in the search box. CHKDSK will help you to check that your hard disk is working properly to run the system file checker tool. The SFC scan also doesn’t run because of the errors in the hard drive. After the computer restarts, check if now you can run the SFC scan command without this error or not.

Sfc command