In order to hard reset a Gemini Devices GEM8902 D8, you should perform the following steps.

Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Gemini Devices GEM8902 D8 device will be brought back to the default configuration of a brand new device.


1. Press Power button to turn on the phone's display.

2. Open Main Menu and go to Settings > Backup & Reset.
3. Continue by selecting Factory data reset > Reset device > Erase everything.

4. Voila! The hard reset process is now over.