2. At this time, a disk cleaning and actuator selection interface will appear, then select the drive to be cleaned and click OK.
3. Then, it will scan how much space the drive can free, which may take several minutes.
4. Enter the cleaning interface, and click the button to clean system files. If you click OK here, you can delete some temporary files of the system.
5. Then scan the system junk files.
6. Find the previous Windows installation after scanning, and then tick. This file is the largest. Confirm again, and you can start deleting. Because the file is large and takes a long time to delete, you need to wait patiently. After deletion, the garbage removal of Win 10 system is completed.