How to Download and Install iOS 15 iPadOS 15 Beta without

beta profile ios 15Swipe down and tap Install Profile next to the iOS 15.4 beta or iPadOS 15.4 beta; Tap Allow to download the profile, hit Close; Head toiPhone models with a USB-C port include all iPhone 15 models and newer. ... introduced in version 2.7 of the specification. iOS 18 supports RCS Universal Profile 2.4.