How to factory reset DOOGEE F7? How to wipe all data in DOOGEE F7? How to bypass screen lock in DOOGEE F7? How to restore defaults in DOOGEE F7?
The following tutorial shows all method of master reset DOOGEE F7. Check out how to accomplish hard reset by hardware keys and Android 6.0 Marshmallow settings. As a result your DOOGEE F7 will be as new and your MediaTek Helio X20 (MT6797) core will run faster.