Following iOS 15.4 release Apple now stopped signing iOS 15.3.1 preventing downgrade on devices.
Reference: Apple stops signing iOS 15.3.1, blocking downgrades from iOS 15.4
Recommendations
Developer:
Avoid updating devices, if iOS 15.3.1 is needed for development.QA engineer:
Avoid updating devices, if iOS 15.3.1 is needed for testing.PM/DM:
Business as usual.
You must log in to post a comment.