Restore Mailboxes to an Azure Blob Storage Account

You can use Commvault to restore Exchange Online mailboxes to your Azure Blob Storage account for long-term retention, compliance, or offline access. The integration with Azure Blob Storage lets you securely export data from Microsoft 365 to a designated container in your Azure Storage account, maintaining encryption and metadata integrity throughout the restore process.

To restore mailboxes to an Azure Blob Storage account, do the following:

1. From the Command Center navigation pane, go to Protect > Microsoft 365.

2. On the Apps tab, click the app.

3. Click Restore in the upper-right area of the page.

4. Select the Restore mailboxes tile, and then click Next.

5. On the Select Mailboxes tab, choose the mailbox or mailboxes you want to restore and then click Next.

   Use the search feature in the upper-right corner to find specific mailboxes.

6. On the Destination tab, do the following, and then click Next:

   1. Select Azure Blob Storage from the available options.

   2. Select a saved credential from the Azure Blob Storage dropdown list or click Create new to add one.

      • To create a new credential, provide the following details and then click Save.

        Note

        The Account type, Vendor type, Authentication type, and Credential Vault fields are populated automatically.

        1. Credential name: Enter a name for the new credential.

        2. Account name: Enter the name of the Azure Blob Storage account that serves as the restore destination.

        3. Access key ID: Enter the associated Access key ID of the Azure Blob Storage account.

        Note

        You can find the storage account name and access key ID details in the Access keys section of the storage account in the Azure portal.

        4. Description (optional): Provide a description for the new credential.

      • To edit an existing credential, select the credential from the dropdown and then click the Edit icon .

   3. Select a File type.

      The supported formats are PST and MSG.

7. On the Options tab, configure the following as needed, and then click Next.

   • Include deleted items: Select this checkbox to include deleted items in the restore.

   • Limit PST size: Select this option to define the maximum PST file size (in MB).

     The maximum supported size is 25 GB. If a mailbox exceeds this limit, additional PST files are created automatically.

8. On the Review tab, verify the details in the Selected items for restore screen, and then click Submit.

   The Summary page appears.

9. Click Close.