New answers tagged exchange
I have this exact problem too. Apple Calendar + Office 365 Exchange = spam all your invitees when you are the organizer of an event and you confirm/snooze a notification of an event. I've stopped using it and rely only on Outlook for Mac instead.
I do believe that Mail.app does not have the ability to log into a shared (group) mailbox as I do not believe it understands the things that Microsoft did (very strange and awful things...) to IMAP to get the functionality that they wanted in Outlook. For that you will need a copy of Outlook for the Mac, it may be available in the App store. not sure if it ...
Go to mail, contacts, calendars>Fetch Data> check every 15 minutes!! Took me a few minutes and found no one posting this fix!!
Top 50 recent answers are included