During route guidance:
Touch to repeat the last voice guidance.
In other cases:
Touch to return to the current position display.
Touch to show additional map options.
(E.g., "Save This Location, " "Quit Navigation, " etc.)
Touch to show the turn-by-turn list.
Touch to zoom in/out the map.
Touch
/ .
Touch to adjust the voice guidance volume.
Touch
/
.
To turn off the sound, touch .
Touch to hide the map tool bar.
(Only during route guidance)
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