How to factory reset VIDO A420? How to wipe all data in VIDO A420? How to bypass screen lock in VIDO A420? How to restore defaults in VIDO A420?
The following tutorial shows all method of master reset VIDO A420. Check out how to accomplish hard reset by hardware keys and Android 5.1 Lollipop settings. As a result your VIDO A420 will be as new and your core will run faster.