The list of devices that support all of the AI features is fairly limited. Here's the full range of supported devices: iPhone 17 ProiPhone 17 Pro MaxiPhone AiriPad models with M4 and later and at least 12GB of unified memoryMac models with M3 and later and at least 12GB of unified memoryApple Vision Pro (M5) That means even if you have the popular iPhone 16 Pro or Pro Max and all the Apple Intelligence features it supports, you'll be missing out on some of the new features. Sure, these devices support iOS 27, but some things will be left out.