How to factory reset POLYTRON W7531? How to wipe all data in POLYTRON W7531? How to bypass screen lock in POLYTRON W7531? How to restore defaults in POLYTRON W7531?
The following tutorial shows all method of master reset POLYTRON W7531. Check out how to accomplish hard reset by hardware keys and Android 4.1 Jelly Bean settings. As a result your POLYTRON W7531 will be as new and your MediaTek MT6589M core will run faster.
POLYTRON 4G 501 lupa pola kunci hard reset - video