How to factory reset LENOVO K9? How to wipe all data in LENOVO K9? How to bypass screen lock in LENOVO K9? How to restore defaults in LENOVO K9?
The following tutorial shows all method of master reset LENOVO K9. Check out how to accomplish hard reset by hardware keys and Android 8.1 Oreo settings. As a result your LENOVO K9 will be as new and your MediaTek Helio P22 (MT6762) core will run faster.