This screen is used for guidance for voice command systems setting.

To return to the default volume settings
Select “default”, and then “yes”.
Display settingsBluetooth® phone
message function
Received messages can be forwarded from the connected
bluetooth® phone, enabling checking and replying using the
audio system.
Depending on the type of bluetooth® phone connected, received
messages may not be transferred to the message inbox.
If the phone does not support the message func ...