In order to hard reset a Cosun NG600, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Cosun NG600 device will be brought back to the default configuration of a brand new device.
1.Power up the phone.
2. Starting from the Home Screen, go to Menu and Settings.
3. Now select Reset and Master Reset.
4. Now select Yes. Tap in the following safety code: 1234.
5. Done.