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Other employee email folders appearing in nav pane
I am using Outlook Classic. Today, I noticed that 3 of my employee's are appearing in the left navigational pane. Upon opening each name, I see their email structure, folders and sub-folders. I al...
It's not necessarily just shared mailboxes that can show up in this manner, every mailbox can be delegated. If you are not seeing them under Open these additional mailboxes, and you haven't added them manually, it's very likely that an admin granted Full access permissions on said mailboxes with the Automapping flag configured (which is on by default).
If you have admin permissions, you can confirm this via the admin portal or PowerShell:
Get-MailboxPermission email address removed for privacy reasons
If your user is listed in the output of the above cmdlet, you have been granted Full access permissions. You can also list all (user) mailboxes to which a given user has been delegated access via:
Get-Mailbox -RecipientTypeDetails UserMailbox | Get-MailboxPermission -User vasil