What happens when you tap My location :
First tap: the map will be positioned to display your current location in the center.
Your location is indicated with a placemark.
Tap on it to see your exact address and point coordinates.
If your location was not accurately determined, then the icon will display against a circular backdrop. The bigger the circle, the less precise the app is able to determine your location.
Second tap: the map will orient so that the direction your device is facing corresponds to going forward on the map. Button to alter the view:
Third tap: the map orients so that north is up. Button to alter the view:
Simultaneously activates the Compass button , which switches the map's orientation between “North ↔ In direction of movement” when tapped in succession; this button displays after tapping and and can be accessed by tapping My location :Note.
The Compass button also displays if you enable the Map rotation setting and turn the map. In this case, the compass arrow will point north.