How to factory reset CHUWI V19? How to wipe all data in CHUWI V19? How to bypass screen lock in CHUWI V19? How to restore defaults in CHUWI V19?
The following tutorial shows all method of master reset CHUWI V19. Check out how to accomplish Hard Reset by hardware keys and Android 4.1 Jelly Bean settings. As a result your CHUWI V19 will be as new and your RK3066 core will run faster.