How to factory reset ALCATEL Tetra? How to wipe all data in ALCATEL Tetra? How to bypass screen lock in ALCATEL Tetra? How to restore defaults in ALCATEL Tetra?
The following tutorial shows all method of master reset ALCATEL Tetra. Check out how to accomplish hard reset by hardware keys and Android 8.1 Oreo settings. As a result your ALCATEL Tetra will be as new and your MediaTek MT6739 core will run faster.