Ed addressed your specific question, but I want to address about the big picture… It seems like your goal is to downgrade an iOS device from a newer version of iOS to an older version. There’s no supported way to do that [1] on iOS or any of its ‘child’ platforms [2]. Share and Enjoy — Quinn “The Eskimo!” @ Developer Technical Support @ Apple let myEmail = eskimo + 1 + @ + apple.com [1] The only exception being during the beta cycle of a new OS, where it’s possible to erase and device and install the most recent non-beta OS. [2] It is possible to do this with macOS.
Topic:
App & System Services
SubTopic:
Core OS