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

beta profile ios 15Install iOS 15 Beta Profile On iPhone 6, iPhone 6 Plus & 5S · Comments65. Jason Belinkoff. Skip this one. Nothing happens. 12:55. Go toOn your device: Download the confuration profile directly onto your device and follow the installation instructions. On your Mac or PC: Save the file to your