If you have multiple Livy Protects, first make sure that you remove the correct Livy Protect from the app.
1. Click on the room map
2. Open the device settings
3. Click on the "Remove" button below and then connect Livy Protect via Bluetooth.
If the Livy Protect does not respond to the pressing the reset button, it may be out of battery. Therefore, first recharge your Livy Protect.