Link:
https://practical365.com/understanding-exchange-shared-mailbox-permissions/
Understanding Exchange Shared Mailbox Permissions – blog by Jaap Wesselius
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Just like OneDrive, Microsoft says New Outlook for Windows will work without internet too – blog by Sayan Sen
Link:https://www.neowin.net/news/just-like-onedrive-microsoft-says-new-outlook-for-windows-will-work-without-internet-too/