How do I set up an AirTag on a second iPhone?
how do I set up an airtag on a second phone in our home?
[Re-Titled by Moderator]
iPhone 11
What does “on a second phone” mean?
An AirTag is associated with exactly one Apple ID. Assuming “a second phone” means an iPhone that belongs to someone else, the first person must reset it before setting it up on the second phone.
How to reset your AirTag - Apple Support