Question

Your organization has enabled Microsoft 365 Backup for Exchange Online. A user accidentally deleted a large volume of email from their mailbox 45 days ago, and the deleted items are already past the standard retention and recoverable items retention periods. The user needs the mailbox restored to its state from before the deletion. As the Microsoft 365 administrator, what should you do to recover the mailbox using Microsoft 365 Backup?

Accepted Answer

Use the Microsoft 365 Backup restore experience in the Microsoft 365 admin center to restore the protected mailbox to a selected point in time.

Answer

Recover the messages from the Deleted Items folder using the Recover deleted items feature in Outlook.

Answer

Create an eDiscovery (Premium) case and export the mailbox content, then re-import it using the Exchange import service.

Answer

Place the mailbox on Litigation Hold and use a content search to restore the deleted messages.