Here are the steps to follow to reset the device:
1. Remove the electronic knob (internal) of the DORY
2. Get a fine and pointed object that will be used to press the button in the hole shown in the photo
and keep it pressed until the green led on the opposite side starts flashing quickly ,
The LED will start flashing for about 5 minutes , when it stops flashing the reset will be complete
3. Once the procedure has been completed, you can reconfigure your DORY.