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