How to factory reset BLACKVIEW A30? How to wipe all data in BLACKVIEW A30? How to bypass screen lock in BLACKVIEW A30? How to restore defaults in BLACKVIEW A30?
The following tutorial shows all method of master reset BLACKVIEW A30. Check out how to accomplish hard reset by hardware keys and Android 8.1 Oreo settings. As a result your BLACKVIEW A30 will be as new and your MediaTek MT6580A core will run faster.