If you connect an Apple CarPlay-compatible iPhone to the system via the front USB, you can use the audio/information screen, instead of the iPhone display, to make a phone call, listen to music, view maps (navigation), and access messages.
USB Port(s)
Honda Civic Owners Manual. Information Display
The information display shows the odometer, trip meter, engine oil life and
maintenance service item codes, and other gauges.
■Switching the Display
Press the (TRIP) knob to change
the display.
Odometer
Shows the total number of miles or kilometers that your vehicle has
accumulat ...