Note Restoration can't occur between active mailboxes.
Permissions requiredLegacy Dedicated
See the applicable self-service guide at Office 365 Dedicated Release Collateral.
To complete this task, the Discovery Management role group is required.
For more information, see the following TechNet topics:
Process stepsLegacy Dedicated
Note This feature is not available in ANSI-D Exchange 2013. Contact Microsoft for more information.
For information about how to locate a disconnected mailbox, see You can't complete a mailbox restore in Office 365 dedicated/ITAR . To restore the content of a mailbox, see the details in New-MailboxRestoreRequest.
For step-by-step instructions to find and restore the content from a deleted (Inactive) mailbox, see Restore an inactive mailbox in Exchange Online.
Article ID: 3140271 - Last Review: 24 Aug 2016 - Revision: 1