How to factory reset ONDA V813? How to wipe all data in ONDA V813? How to bypass screen lock in ONDA V813? How to restore defaults in ONDA V813?
The following tutorial shows all method of master reset ONDA V813. Check out how to accomplish hard reset by hardware keys and Android 4.1 Jelly Bean settings. As a result your ONDA V813 will be as new and your AllWinner A31 core will run faster.