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 toDownload iOS 15 Developer Beta 1 IPSW Links for iPhone and iPad. Install iOS 15 or iPadOS 15 Beta 1 on Compatible iPhoneiPad from IPSW File or Confuration Profile.