How can I install iOS 15 and above as a beta profile on iPhone 6?

beta profile ios 15Find the iOS 15 profile and make sure that you enable the download. Head to Settings > General > Software update and then you should see the iOS 15 beta appear. Press the Download and Install button.Download 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.