Exchange 2026 Resource Calendar Permissions List Foremost Notable Preeminent. Take a look how resource calendars (booking meeting rooms and other resources) are intended to work in office 365 / exchange online. To do so, open the respective room mailbox and navigate to settings () → calendar → resource scheduling → scheduling permissions.

To see what permissions you need, see the recipients entry in the feature permissions in exchange online article. To open and manage the room mailbox in microsoft 365 via outlook owa, you must have ‘full access’ permissions to the mailbox. For information about the eac, see exchange admin center in exchange online.