How to factory reset IRBIS TZ781? How to wipe all data in IRBIS TZ781? How to bypass screen lock in IRBIS TZ781? How to restore defaults in IRBIS TZ781?
The following tutorial shows all method of master reset IRBIS TZ781. Check out how to accomplish hard reset by hardware keys and Android 7.0 Nougat settings. As a result your IRBIS TZ781 will be as new and your Spreadtrum SC9832 core will run faster.