How does win7 computer repair damaged system files?

How does win7 computer repair damaged system files? Let's take a look at how this sfc command is going to be used in detail below.

1. First, we press the keyboard Win+r shortcut key to open the computer's running window, then enter CMD in the window and click Return, so you can open the Computer Command Prompt window, as shown in the following figure.

2. In an open Command Prompt window, we need to explain in advance, here is not directly using the copy-and-paste function, you can only manually enter the following small series to introduce the code, of course, the code here is relatively simple, if you encounter that very complex code, We can refer to the article before the small series, on this, command window to set up, you can directly copy. Here, we need to enter Sfc/scannow in the Command Prompt window, then click Enter directly.

3. After that, the computer will automatically check and repair the system files, we only need to wait for the results of meditation.