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Exchange - Shared Mailbox Access (macmail)

Solution

Current May 2024


The documented procedure of signing in to a shared mailbox with an authorised user principal fails.

MacOS fails to display the option to sign-in as another user during the OAuth flow.

MacOS does not allow a username and password to be used to access more than one Exchange mailbox.

 

To access an Exchange shared mailbox from Mac Mail

IMPORTANT:

1. Safari Advanced tracking and fingerprinting must be disabled during the OAuth flow for the procedure to work.

Safari > Settings > Advanced

Disable Use advanced tracking and fingerprinting protection.

 

2. Assign a password to the shared mailbox

Microsoft 365 Admin portal > Active Users > Reset password.

 

3. In Apple Mail, add a new Exchange account using the shared mailbox address and password.

 

 

 
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Article details
Article ID: 230
Category: Exchange
Date added: 17-05-2024 16:27:47
Views: 65
Rating (Votes): Article not rated yet (0)

 
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