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The OS for the server is Windows Server 2022.
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Verified it is not slipping into Offline Mode Go to the Apple Logo > System Settings > General > Software Update > Download and install.Delete the Outlook profile and rebuilt it.Clean install of Office for Mac - both 2021 LTSC and O365.We have done the following to troubleshoot: We have been through every setting on the server and in the client. It can be manually synced with Send/Receive Folders but this is inconvenient for the user. The problem is the client will only sync mail every 30 minutes no matter what we try. The client was originally Microsoft Office for Mac 2021 LTSC but is now the O365 version. We have a single Mac (Ventura) user in our domain that connects Outlook for Mac to our Exchange 2019. We've recently run into an issue that we cannot identify a resolution to.
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