1. Press and hold the far-left Unlock button for 3 seconds until you hear the beep.
2. Within the next 3 seconds, press and hold the far-right Reset button for another 3 seconds.
3. Ensure that during this entire sequence, the following buttons are not pressed:
- Feed
- Microphone
If all conditions are met, the device will reset to factory settings, and then you can add the device to the app again.