Probably a dependancy and or compiler issue... they are not all fully optomized for M1 yet i believe, but could be mistaken.
justinm
Users receive reputation points by contributing quality content to the forums.
Posts include post and replies published on the forums.
Post authors can mark replies as Accepted to indicate successful solutions.
Apple Developer Forums admins can mark replies as Apple Recommended to indicate an approved solution
Last seen
User for
Post
Replies
Boosts
Views
Activity
Few ideas to check/try: Try from your mac. Also make sure you don’t have any managed profiles/mdm on your iPhone. Make sure iPhone dev account or beta testing program account is the same as the iCloud account on the device you are trying to install beta on.