How to factory reset KOOLNEE K5? How to wipe all data in KOOLNEE K5? How to bypass screen lock in KOOLNEE K5? How to restore defaults in KOOLNEE K5?
The following tutorial shows all method of master reset KOOLNEE K5. Check out how to accomplish hard reset by hardware keys and Android 8.1 Oreo settings. As a result your KOOLNEE K5 will be as new and your MediaTek Helio P23 (MT6763V) core will run faster.