To do so, you will have to first open an elevated command prompt window. To run the System File Checker in Windows 10/8/7, type cmd in start search box. In the result, which appears, right click on cmd and select Run As Administrator.
Herein, how do I check my system files?
The sfc /scannow command will scan all protected system files, and replace corrupted files with a cached copy that is located in a compressed folder at %WinDir%System32dllcache. The %WinDir% placeholder represents the Windows operating system folder.
What does SFC Scannow do in Windows 10?
SFC is a DOS command that is mostly used in conjunction with the SCANNOW switch separated by a / sign. SFC /SCANNOW is used to detect and automatically fix the corrupt or missing files in Windows 10. An Elevated Command Prompt must be opened in order to use the SFC command from within Windows.
What is the SFC command?
The sfc command is a Command Prompt command that can be used to verify and replace important Windows system files. System File Checker is a very useful tool to use when you suspect issues with protected Windows files, like many DLL files.