Go to the Outlook OST mailbox (connected with Exchange Server) and right-click on the shared mailbox folder. This computer/user can't see any of the shared files in box sync.
A user will share their calendar and the recipient won’t be able to see it because the calendar will show “cannot be updated” or some similar message on the Calendar tab. Close and restart Outlook to re-sync your IMAP account. But it is not deleted, because using web-access (OWA) the folder is still there! It seems that nothing but delete the cache can resolve this, I tried scanost, tried closing outlook, restarting the pc, and. Double click on your email account (see image below) 5. This has nothing to do with the Outlook client, it has to do with Apple's Calendar client for macOS not showing Outlook shared calendars. Outlook shared folder not showing Click on 'More Settings' (see image below) 6.
