How to factory reset TECLAST P78s? How to wipe all data in TECLAST P78s? How to bypass screen lock in TECLAST P78s? How to restore defaults in TECLAST P78s?
The following tutorial shows all method of master reset TECLAST P78s. Check out how to accomplish hard reset by hardware keys and Android 4.2 Jelly Bean settings. As a result your TECLAST P78s will be as new and your Allwinner A31S core will run faster.