Refresh Your PC Or Re-install It Easily.
1. Move your mouse cursor to right pane / side of windows 8.
2. Click on "Settings"
3. Click on "Change PC settings" on setting menu.
4. PC setting window will appear
5. Scroll down and click "General".
6. You'll find "Refresh and Re-install" option in the right pane.
7. If you want your "Files and Settings" not to change, Click Refresh option
8. If you want a "Fresh and Factory Settings", Click on second option.
9. After Completing Installation You Will be Back to Your Desktop.
( Your Windows Installation DVD or CD may required this process. )