How to factory reset IRBIS TZ855? How to wipe all data in IRBIS TZ855? How to bypass screen lock in IRBIS TZ855? How to restore defaults in IRBIS TZ855?
The following tutorial shows all method of master reset IRBIS TZ855. Check out how to accomplish hard reset by hardware keys and Android 7.0 Nougat settings. As a result your IRBIS TZ855 will be as new and your MediaTek MT8321 core will run faster.