How to factory reset TENGDA N9200? How to wipe all data in TENGDA N9200? How to bypass screen lock in TENGDA N9200? How to restore defaults in TENGDA N9200?
The following tutorial shows all method of master reset TENGDA N9200. Check out how to accomplish hard reset by hardware keys and Android 5.0 Lollipop settings. As a result your TENGDA N9200 will be as new and your MediaTek MT6732 core will run faster.