How to find a friend lost phone
How do I use find my iPhone to trace the whereabout of a friend’s phone
Question marked as
Top-ranking reply
If your iPhone, iPad, or iPod touch is lost or stolen
In your Find My app, navigate to the 'Me' section along the bottom of the screen. Scroll all the way down and you'll see a link for 'Help a Friend'.. then they can log into their Apple ID