Restore Exchange Online mailboxes
With Cohesity Alta SaaS Protection, you can restore the user's entire mailbox, a specific folder within the mailbox, or an individual mailbox item.
Flexible restore
Restore data back to the original user's mailbox or to another user's mailbox.
Restore data to Group or Teams mailboxes.
Download capability:
You can also download an item to the required location. See Downloading an item.
Duplicate suppression
Suppress duplicate items during restore to avoid multiple instances of the same content.
Note:
When you export large amounts of data directly into a mailbox, ensure that the amount of data does not exceed any mailbox quotas.
To restore Exchange Online data using the Export utility, refer to the following knowledge base article:
How to use the Export Utility (For Admins) to Restore a Mailbox, Folder, or Messages to Exchange
- Access the Administration portal.
- Click Content.
- On the Content page, do the following:
From the upper-left dropdown list, select the Stor that hold the data that you want to restore.
From the dropdown list next to the selected Stor, do any of the following:
To display all data in the selected Stor, select All content.
To view specific data within the Discovery cases, select the required Discovery case.
The connectors are displayed on the left pane. You can enter the name of the specific connector in the Filter by name field to search for a specific connector.
On the left pane, select the connector name.
On the right pane, do any of the following:
To restore the user's entire mailbox, select the check box of the folder displayed.
To restore any specific mailbox item, click the folder, click Active Mailbox > browse for the required folders. For example, Inbox > select the check box of the required folders.
Click Restore.
- On the Restore page, do the following:
From the Restore type dropdown list, select Email.
From the Destination dropdown list, select the restore (export) service that is configured for your tenant.
Do any of the following applicable to your scenarios:
To restore data to the same user's mailbox, do the following:
Click User mailbox.
The email address of the user is populated in the Mailbox email address field.
To restore data to another user's mailbox, do the following:
Click User mailbox.
In the Mailbox email address field, enter the user's email address where you want to restore this mailbox data.
To restore data to the group or Teams mailbox, do the following:
Click Groups/Teams mailbox.
In the Mailbox email address field, enter the email address of the group where you want to restore this item.
Do any of the following applicable to your scenario:
To merge the data into the user's mailbox, enable the Merge active mailbox option.
To restore data to another location, disable the Merge active mailbox option and click Browse. On the Restore page, select the required target location for restore.
Configure the following settings as required:
Suppress duplicates (best effort) check box:
If selected: The duplicate items are suppressed from the restore. That is no duplicate items will be restored.
If cleared: The duplicate items are restored at the destination.
Only restore regular sent messages check box:
If selected: The supported ItemClasses for restore, if the Only restore regular sent messages check box is selected:
ipm.note
ipm.post
If cleared: The supported ItemClasses for restore, if the Only restore regular sent messages check box is cleared:
ipm.distlist
(Only the contact groups that were captured as JSON (post 2.9.387) can be restored.)
ipm.post
ipm.contact
ipm.stickynote
ipm.task
ipm.appointment
ipm.skypeteams.message
ipm.appointment.microsoft.onlinebooking
(Limited support. Items get restored as Appointments and not as Bookings.)
ipm.schedule.meeting.resp.pos
ipm.schedule.meeting.resp.neg
ipm.schedule.meeting.resp.tent
ipm.schedule.meeting.request
ipm.schedule.meeting.canceled
ipm.schedule.meeting.notification.forward
ipm.note.groupmailbox.welcomeemail
ipm.note.enterprisevault.shortcut
IPM.Note.SMIME.MultipartSigned
Unsupported Item Classes
The restore is not supported for the following ItemClasses in regular folders, even if the Restore regular sent messages check box is selected:
ipm.appointment
ipm.contact
ipm.distlist
ipm.task
However, if you want to restore the ItemClasses not listed in the supported list, you can initiate the restore using Export utility and clear the Suppress Unsupported Item Classes check box.
Important: Clearing Suppress Unsupported Item Classes check box option may result in an unexpected behavior for restoring a few unsupported ItemClasses.
Overwrite items checkbox:
If selected: The items already at the destination are replaced with the copy in the backup.
If cleared: The items already at the destination are not replaced with the copy in the backup. Only the changes are merged.
The following restore behavior is observed for the Exchange contacts (with or without Name) and tasks (with or without Name):
Overwrite item check box
Same item available at destination
Result
Selected
Yes
A duplicate item is created at the destination with a different unique ID.
Selected
No
The item from the backup is restored on the destination with a unique ID.
Not selected
Yes
No duplicate entry is created.
Not selected
No
The item from the backup is restored on the destination with a unique ID.
Do any of the following:
To restore all items in the selected backup location, click Restore all.
To restore the items from a specific point in time within the selected backup location, click Point-in-time and then set the date, time, and time zone.
To restore the items that are backed up within a specific range, click Specific Range and specify criteria such as the last 7 days, last 7 hours, and so on.
Enter the email addresses of the users to send a notification on restore completion. Use a semicolon to add multiple email addresses. After all the configurations are completed, click Restore.
Click Restore.
- Navigate to the destination to confirm that the restore is completed successfully.
You can go to the See About Restore dashboard. to see the status of the restore.