How do i add another iphone on find my iphone

- How do i add another phone on find my iphone
- How to add another iphone on find my iphone
- How to add iphone to find my iphone
- How do you add another iphone to find my iphone
- How do i add iphone to find my iphone
- How to add another iphone to find my iphone devices
- How do i add an iphone to find my iphone app