How to factory reset IRBIS TZ897? How to wipe all data in IRBIS TZ897? How to bypass screen lock in IRBIS TZ897? How to restore defaults in IRBIS TZ897?
The following tutorial shows all method of master reset IRBIS TZ897. Check out how to accomplish hard reset by hardware keys and Android 8.1 Oreo settings. As a result your IRBIS TZ897 will be as new and your MediaTek MT8735 core will run faster.