App Explanation. 1. As one-click, the desired item can be used. 2. You can use an item in the widget. App item and function. 1. Home. 2. Recent App. 3. Flash. 4. Status Bar. 5. Home + Recent App. It may not work depending on the model. 6. Auto launch after device reboot. 7. Vibration in floating button. 8. Vibration in widget button. 9. Floating button fixed.