Forum Discussion
Weird behavior with iPhones, Exchange Online, and built-in email? (sending phantom emails?)
We are seeing some strange behavior that I am not able to explain. Specifically, it seems to be only impacting users that are using the built-in email client on iPhones. Some symptoms: Meeting...
Raise a support case, they have some documents internally tracking the latest experiments Apple and the other 3rd party ActiveSync vendors have done.
There's a public list as well, but the last entry there is from April: https://support.microsoft.com/en-us/help/2563324/current-issues-with-microsoft-exchange-activesync-and-third-party-devi
