It has been rolled out alongside the iPadOS 15.4 and macOS 12.3 and will be available on compatible devices. This list includes all devices that are compatible with iOS 15 – iPhones from the iPhone 6S to the iPhone 13 line-up can run iOS 15.4. As for iPad OS 15.4, it will available for all iPad Pro models, models starting from the iPad Air (second generation), the fourth generation of the iPad mini, and starting from the fifth generation of the base iPad.