I believe everyone knows the importance of system disk. If too many junk files are piled up on the system disk, resulting in insufficient space, it will affect the running speed of the system. Moreover, many Lenovo win7 Ultimate users don't know how to clean up the junk files of C drive. In fact, 360 security guards and other security software have the function of slimming the system disk. Next, please learn how win7 system uses 360 security guards to clean up the garbage on disk C. If friends need other methods, they can move here: How to clean up the garbage on disk C with win7?

360 guards clean up the system disk garbage:

1, first open 360 security guards, and "More" in the lower right corner;

2. Then you will enter the "My Tools" interface, search for "System Disk Slimming" in the search box and install it;

3. After the installation is completed, open the system disk for slimming, and then automatically detect the files that can be cleaned in the system disk and display them in the following list;

4. Check the items you want to clean, or you can select them all directly, and then click "One-button Slimming" at the top;

5. After that, a warning box will pop up, and click "Yes" to start slimming;

6. Then a dialog box will pop up asking whether to create a restore point. This is to avoid accidental failure after deletion and recovery. Bian Xiao suggested choosing "Yes" and then starting to create a restore point and slimming down.

The above is all the contents of win7 system using 360 security guards to clean up the garbage on disk C. 360 system disk slimming is still very user-friendly, which can create a restore point and avoid accidents.