win8.1 System Restore factory how to set up

win8.1 System Restore factory How to set up:

First step, move the mouse pointer to the top right corner of the screen until the Super button appears (Charm menu), click "Settings."

The second step, and then select Change computer settings.

Third step, select "General" on the left side of the new window and click "Start" under "Remove all content and reinstall Windows" on the right.

Fourth step, because you need to remove all personal data and applications, Windows asks if you want to proceed.

After step fifth, the system will have two options, "Delete my files only" and "clean the drive completely", and the user can choose according to their own needs.