XP system automatically repair damaged system files

Although many users are not very satisfied with the XP system, but many small notebooks, including XP series, are still using it. Therefore, Xiaobian will organize some of the operating methods for XP system. Today, let's learn how XP automatically repairs damaged system files. Interested users can quickly look at today's tutorials!
XP system automatically repairs damaged system files:
In fact, you can completely modify the registry, let the system automatically repair through the Windows XP installation files on the hard disk. This will avoid placing the disc.
The method is as follows: Assume that the Windows XP installation files are under c:\\XP. Modify the registry [HKEY_LOCAL_MACHINE\\SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Setup] primary key.
First change the CDInstall key-value data to 0 on the right. Then change the service key SourcePath and SourcePath to c:\\XP.
Then run sfc /scannow again. The system will automatically repair the system files. And no longer put the disc.
Is it very simple? If you encounter such a problem, you can try it.