First, click "My Computer" to enter the device and drive page, select drive C, and click Enter.

2.？ After entering drive C, find the windows folder and click Enter.

3.？ Then find the prefetch folder under the windows folder.

4.？ The last thing to do is to delete all the files in this folder.

Data expansion:

System disk refers to a kind of computer software. It refers to a system that controls and coordinates computers and external devices, supports the development and operation of application software, and is a collection of various programs without user intervention. An indispensable tool for reinstalling the computer operating system. The second refers to the hard disk partition with operating system.