This is a limitation of the EWS protocol that Outlook for Mac uses to connect to Exchange Server. In Microsoft Outlook 2016 for Mac and Outlook for Mac 2011, you cannot connect to legacy public folders. These are public folders stored on a version of Exchange that is earlier than the version on which your current mailbox is stored.įor example, if your mailbox is homed on Microsoft Exchange Server 2013, you will be unable to connect to public folders stored on Microsoft Exchange Server 2010 or Microsoft Exchange Server 2007.
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