Tens of millions of Apple devices connect to Exchange Online user mailboxes. The mail app profile on many devices still use basic authentication, and that's a big problem because Microsoft will start to remove support for basic authentication for EWS and EAS, the two connectivity protocols used by Apple devices, from October 1, 2022. Microsoft and Apple have come up with a cunning plan to work around the problem. Success requires some administrator intervention to make sure that the app used by Apple to update the mail app profile can work without prompting the user for consent. It's time to act!