Win7 How to repair system corrupted files?

How can I use the SFC Scan Repair command built into the Win7 system to try to fix a system file that has been compromised?

1, click the Start menu, in the operation of the input cmd! as shown in the following figure!

2, bring up the command prompt! Enter sfc/at the command prompt. After the carriage return, as shown in the following figure! The dialog will prompt you with all the repair commands!

3, after the prompt input Sfc/scannow carriage return, the scan system files and automatic repair! Wait for the repair to complete! The entire scanning process lasts about 10 minutes.

4, the scan results will be detailed list of problem points, as well as the repair record as shown in the following figure! Small series just reload system, did not find any exception!

5, we also to the system of reference files for scanning and automatic repair! Just enter sfc/scanfile in the Command box!

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