How to factory reset TENGDA F6? How to wipe all data in TENGDA F6? How to bypass screen lock in TENGDA F6? How to restore defaults in TENGDA F6?
The following tutorial shows all methods of master reset TENGDA F6. Check out how to accomplish Hard Reset by hardware keys and Android 4.4 KitKat settings. As a result your TENGDA F6 will be as new and your MediaTek MT6582 cores will run faster.