In order to hard reset a Desay DS-M693, you should perform the following steps.
Remember! Hard reset will delete all the data on your device; pictures, contacts, messages, apps and more.
Desay DS-M693 device will be brought back to the default configuration of a brand new device.
1. Power down the device.
2. Press Left Soft key in order to display Menu.
3. Now go to Settings, Security. Select Factory Settings.
4. Select Restore factory default, tap Enter to confirm.
5. Confirm by tapping in the confirmation code 1234. That is all.