How to factory reset LEPHONE W21? How to wipe all data in LEPHONE W21? How to bypass screen lock in LEPHONE W21? How to restore defaults in LEPHONE W21?
The following tutorial shows all method of master reset LEPHONE W21. Check out how to accomplish hard reset by hardware keys and Android 6.0 Marshmallow settings. As a result your LEPHONE W21 will be as new and your MTK6737 core will run faster.