Using older versions of Outlook for Mac for personal email and calendar
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I can’t open my outlook account on my Mac while using the Apple mail app. Other wise is loading on my phone or on the exchange browser is just on the Apple app that is not working
Using older versions of Outlook for Mac for personal email and calendar
Please send me your feedback.
Hi!
This is a known issue for both Microsoft and Apple. First, try following the steps below:
If this doesn't help, there may be an incompatibility between your Account and Apple Mail. Users on the Apple forum suggest incompatibility with accounts that have security methods that cannot be supported by Mail.
https://discussions.apple.com/thread/256155136?sortBy=rank
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AI answer
Since the account works on the phone and in the browser, the issue is likely with Apple Mail on the Mac rather than the mailbox itself.
Try these steps in order:
There is also a known issue where Microsoft 365 accounts can become disconnected from Apple Mail, and re-entering credentials or deleting and re-adding the Exchange account is the documented workaround.
References: