macOS 13.2 is starting to roll out now, head to System Settings > General > Software Update to see if it’s available on your Mac.
For the first time on iPhone, iPad, and Mac, iOS 16.3 and macOS 13.2 allow users to leverage a physical key to increase the security of their Apple ID.
Two other minor changes include a bug fix for Freeform and VoiceOver.
Meanwhile, in iOS 16.3, new changes beyond Security Key support include a new Unity Wallpaper, iPhone horizontal line bug fix, Home Lock Screen widget fix, and more.
iOS 16.3 for iPhone now available to everyone: Here’s what’s new