These updates are available on all devices that support iOS 18 and iPadOS 18, including:
iPhone 16, iPhone 16 Plus, iPhone 16 Pro, and iPhone 16 Pro Max
iPhone 15, iPhone 15 Plus, iPhone 15 Pro, and iPhone 15 Pro Max
iPhone 14, iPhone 14 Plus, iPhone 14 Pro, and iPhone 14 Pro Max
iPhone 13, iPhone 13 mini, iPhone 13 Pro, and iPhone 13 Pro Max
iPhone 12, iPhone 12 mini, iPhone 12 Pro, and iPhone 12 Pro Max
iPhone 11, iPhone 11 Pro, and iPhone 11 Pro Max
iPhone Xs, iPhone Xs Max, and iPhone XR
iPhone SE (3rd generation)
iPhone SE (2nd generation)
iPad Pro (2nd generation and later)
iPad Air (3rd generation and later)
iPad (6th generation and later)
iPad mini (5th generation and later)