Your office may have security settings in place (assuming they’re using MS Exchange Server), are running an old version of Exchange Server, or have server configuration issues (esp. If Outlook is connected to your office Exchange server, then you’re at the same mercy of data since your Outlook is synchronizing with the server – if the server has problems you will also.Hi! I'm Chris Gardner, Your Tech Coach giving you Practical Help for Your Digital Life® since 1996. Reply Helpful.The solution was to delete the email from the Outbox. Back in June, this new Outlook experience was released as part of Insider Fast Build 16.38 (20052800) for Outlook for Mac users.That instantly stopped the sync error sound, and lo and behold, Outlook (and the Macbook Pro in general) started operating normally again. Yesterday, Microsoft announced the release of the new Outlook for Mac for Insider Slow users. You can get the new Outlook for Mac via a toggle switch on the top right corner of your Outlook main window.I understand Outlook is slow to open. I'd be happy to provide information to help you address this.
