How to add a shared mailbox as additional account in Outlook

NOTE: You can find an updated version of this article here. Shared mailboxes are just one of the many great collaboration features of Exchange, and probably the most used one. There is a lot of information about them on the web, for example this TechNet article. Unfortunately, there are still some …

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Maximum message size increased to 150MB for all types of migration to Exchange Online

​Few months back, the Exchange Online team announced a long awaited feature – increasing the maximum size for messages to 150MB. This was actually a two-part solution, with the first part being allowing migration of messages larger than 25MB (35MB) during remove mailbox moves via the Mailbox Replication Service. This made …

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Quickly list all mailboxes to which a particular user has access

Quick and painless PowerShell examples to list the permissions for specific user across all mailboxes in the tenant. Includes examples for Full Access, Send on behalf of, Send As permissions, and more. Fastest way to find out which mailboxes a given user has access to. …

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Revamped Connectors GUI in Exchange Online

Microsoft has recently pushed an update to the Connectors GUI in Exchange Online. It now uses a wizard-like interface which guides you through every step of the process and provides additional information along the way. It will also validate the settings before allowing you to save the connector (you can …

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