How to open and use disk cleanup function in Win8

Win8 opens and uses the disk cleanup function as follows:

1. Go to the Control Panel and click on “System and Security”.

2, enter the system and security interface, click & ldquo; defragment the hard disk & rdquo;.

3. Select the drive and click the “Analyze” button. After the analysis is complete, click the “Optimize” button to complete the defragmentation.

4, click the "Settings" button, you can enter the automatic optimization drive interface.

5. Click on the button below to change the optimization frequency.

6. Click on the selection to select the drive to be optimized regularly.

7, on the release of disk space, first, click “ free disk space & rdquo;.

8. First select the file you want to delete, then click “Clean up system files”, then click “OK” to complete the operation.