How to factory reset CUBOT J3 Pro? How to wipe all data in CUBOT J3 Pro? How to bypass screen lock in CUBOT J3 Pro? How to restore defaults in CUBOT J3 Pro?
The following tutorial shows all method of master reset CUBOT J3 Pro. Check out how to accomplish hard reset by hardware keys and Android 8.1 Oreo settings. As a result your CUBOT J3 Pro will be as new and your MediaTek MT6739 core will run faster.
CUBOT S222 How to Hard Reset - video