The latest version of iOS lets you control someone's iPhone via Facetime, which is incredibly helpful for troubleshooting. Here's how it works.

How to take control of someone else's iPhone What you need: With your iPhone and the other iPhone both running iOS 18, you can start a FaceTime call and then remotely access the other phone.

iOS 18 brings the ability to remotely control someone's iPhone while they're using it, and the best part is that you can do it over a FaceTime call. Note that both iPhones need to be running iOS 18.

The release notes are vague, mentioning that the update contains "important bug fixes and security updates and is recommended for all users." Also: How to remotely access and control someone else ...