When a friend on your iPhone.
Tap People at the bottom of the screen, then tap the name of the person you want to contact.
Tap Contact and choose how you want to contact your friend. See on your iPhone.
Tap People at the bottom of the screen, then tap the name of the person you want to set a location label for.
Tap Edit Location Name, then select a label.
To add a new label, tap Add Custom Label, enter a name, then tap Done.
Favorite friends appear at the top of the People list and are marked by a star.
Go to the Find My app Get notified when a friend’s location changes in Find My on iPhone