According to the test, the "Connect to Outlook" option is greyed out on the Mac. This feature relies on some components only available on the Windows. So, it does not work in the Mac.
To get this feature more quickly, we recommend you give the feedback in the user voice to help us make improvements. Many features of our current products are designed and upgraded based on customers’ feedback. With requirements like this increase, the problem may well be released in the future. Thanks for your understanding and support.
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