Win7 How does a computer use the SFC command to repair system files?

Do you want to know why there are so many hidden files in our folders, especially in the C-disk folder? In fact, the reason is very simple, because most of these hidden files are very important files, are related to the System program files, if the slightest mistake to let these files received damage, It is likely that the system will crash, however, the Win7 flagship has its own more humane side, that is, if the system's important files are damaged, we can also use the SFC command to repair, want to know how this operation? below, small knitting to introduce!

1. First, we need to open the computer's running window, the method is very simple, directly at the same time press Win+r can, next, we enter CMD in the window and click Enter, so you can open the Computer Command Prompt window.

2. The Command Prompt window is unable to copy and paste, so everyone here can only manually enter the code, we enter Sfc/scannow and click Return, after the computer will automatically scan the system files to diagnose, and then automatically repair.