I have the opposite experience: ASWebAuthenticationSession works as great on macOS Big Sur 11.2.3 but opens two windows on macOS Catalina 10.15.7. At least it looks like a bug in ASWebAuthenticationSession and not a programming error on our side.
robfreu
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