Select > Navigation > Map & Vehicle.
Vehicle: Sets the vehicle icon that represents your position on the map.
Driving Map View: Sets the perspective on the map.
Map Detail: Sets the level of detail on the map. More detail may cause the map to draw slower.
Map Theme: Changes the color of the map data.
Map Layers: Sets the data that appears on the map page (Customizing the Map Layers).
Auto Zoom: Automatically selects the zoom level for optimal use of your map. When disabled, you must zoom in or out manually.
myMaps: Sets which installed maps the device uses.