How to factory reset GFIVE U855? How to wipe all data in GFIVE U855? How to bypass screen lock in GFIVE U855? How to restore defaults in GFIVE U855?
The following tutorial shows all method of master reset GFIVE U855. Check out how to accomplish Hard Reset by hardware keys and Vendor settings. As a result your GFIVE U855 will be as new and your core will run faster.