This is currently a known bug within both the Android and iOS XYO Network App. However, there is nothing broken or wrong with the hardware of your device. This means you won't need an exchange!
Because it is a bug within the software of the app, and so you will need to wait for a new app update to fix this bug. In the meantime, you can try the common troubleshooting solution below, and make sure "Automatic Updates" are set for your XYO Network App.
Troubleshooting Instructions:
You can always troubleshoot the error by opening your Sentinel, removing the battery, and placing it back in again. After you have done this, you can restart the app.
To repeat:
- Open your Sentinel
- Remove the battery from your Sentinel
- Put the battery back inside the Sentinel
- Shut the Sentinel
- Restart the XYO Network App
See instructions on how to open your Sentinel here.