Hard Reset KOOLNEE K3

How to factory reset KOOLNEE K3? How to wipe all data in KOOLNEE K3? How to bypass screen lock in KOOLNEE K3? How to restore defaults in KOOLNEE K3?

The following tutorial shows all method of master reset KOOLNEE K3. Check out how to accomplish hard reset by hardware keys and Android 8.0 Oreo settings. As a result your KOOLNEE K3 will be as new and your MediaTek MT6750T  core will run faster.

First method:

1. In the first step turn off smartphone by holding the Power button for a couple of seconds.
2. After that start pressing Volume Up and Power keys together for a few moments.
3. When the Andorid Robot picture pops up release all buttons.
4. Then click Volume Up + Power button to open Recovery Mode.
5. In this mode choose "wipe data/factory reset" by using Volume keys to navigate and the Power button to confirm that.
6. Now select "Yes--delete all user data" from the menu and click the Power key once. 
7. Finally choose "reboot system now" with the Power button.
8. Success!