Adding this device failed because of an authentication error. This might be due to the use of an incorrect pairing code. ...

Adding this device failed because of an authentication error.

This might be due to the use of an incorrect pairing code.

Try adding again using the correct pairing code for the device. You might need to refer to your device's documentation for details.

Check your device's documentation to see if you need to first install special software or security certificates.

Check for any firmware or software updates for your device.