How to Export an Office 365 Mailbox to PST, in this article we check how to Export an Office 365 Mailbox to PST.
There may be occasions when you need to export an Office 365 mailbox to pst (Personal Storage Table) file.
This could be for purposes like data backup, archiving, or migrating to a different email platform. In this article, we will guide you through the process of exporting an Office 365 mailbox to PST using the eDiscovery Export Tool and PowerShell.

Table of Contents
How to Export an Office 365 Mailbox to PST
Exchange online export mailbox to pst with the eDiscovery Export Tool
Export Office 365 mailbox to pst from the admin portal
Export an Office 365 mailbox to pst
Before we proceed, please note that exporting an Office 365 mailbox requires administrative access and permissions. Additionally, you will need to use the eDiscovery Export Tool, which is available with specific Office 365 subscriptions. Let’s explore the step-by-step process.
Step 1: Set up eDiscovery Permissions
To Export an Office 365 mailbox to pst using the eDiscovery Export Tool, you need to assign the necessary permissions to your Office 365 account. Here’s how you can do it:
- Sign in to your Office 365 account with administrative credentials.
- Go to the Microsoft 365 admin center.
- Navigate to the Exchange admin center.
- In the left-hand menu, click on Permissions and select the eDiscovery Manager role.
- Add a new member by clicking the “+” button and selecting the user account that will perform the export.
- Save the changes.
Step 2: Create an eDiscovery Case
Next, create an eDiscovery case to search for and export an Office 365 mailbox to pst file. Follow these steps:
- Go to the Compliance admin center in the Microsoft 365 admin center.
- Navigate to the eDiscovery section.
- Create a new case by clicking the “+” button.
- Provide a name and a brief description for the case.
- Save the changes.
Step 3: Add the Mailbox to the eDiscovery Case
To export an Office 365 mailbox to pst, add it to the eDiscovery case. Here’s how:
- In the eDiscovery section of the Compliance admin center, select the case you created in the previous step.
- In the left-hand menu, click on Sources and choose Exchange.
- Add a new mailbox by clicking the “+” button.
- Select the mailbox you want to export and save the changes.
Step 4: Start the Content Search
Initiate a content search to find the mailbox data you want to export. Here’s what you need to do:
- In the eDiscovery case, go to the Sources tab.
- Click the “+” button to add a new search.
- Provide a name for the search and specify the search criteria, such as keywords and date range.
- Save the changes.
Step 5: Export an office 365 mailbox to pst
Once the content search is completed, export an Office 365 mailbox to pst file. Follow these final steps:
- In the eDiscovery case, go to the Content Search tab.
- Select the search you created in the previous step.
- Click the Export button.
- Choose the export options, including the mailbox items to include and the PST file format.
- Specify the destination for the exported PST file.
- Start the export process.
Note that the export time may vary depending on the mailbox size and data volume. After the export is finished, you will have a PST file containing the mailbox data. By following these steps you can export an Office 365 mailbox to pst.
PowerShell export mailbox to pst office 365
Alternatively, you can also use PowerShell to export an Office 365 mailbox to pst. Here’s how:
- Open PowerShell with administrative privileges.
- Connect to your Office 365 account by running the following command and providing your credentials:
Connect-ExchangeOnline -UserPrincipalName <UPN> -ShowProgress $true
Replace <UPN>
with the user principal name of your Office 365 account.
3. Create a new mailbox export request by running the following command:
New-MailboxExportRequest -Mailbox <MailboxName> -FilePath <FilePath.pst>
Replace <MailboxName>
with the name or email address of the mailbox you want to export and <FilePath.pst>
with the desired file path and name for the PST file.
4. Monitor the progress of the export request by running the following command:
Get-MailboxExportRequest | Get-MailboxExportRequestStatistics
5. Once the export request is completed, download the PST file using the following command:
Get-MailboxExportRequest | Get-MailboxExportRequestStatistics | Where-Object { $_.Status -eq "Completed" } | ForEach-Object { New-MailboxExportRequest -Mailbox $_.Mailbox -FilePath $_.FilePath -IsArchive:$true }
Export an Office 365 mailbox to pst is completed
Export pst from Outlook
Export or backup email, contacts, and calendar to Outlook in pst
To export a PST (Personal Storage Table) file from Microsoft Outlook, follow these steps:
- Open Microsoft Outlook on your computer.
- Click on the “File” tab located at the top left corner of the Outlook window.
- From the File menu, select “Open & Export” (or “Open” for older Outlook versions).
- Choose the “Import/Export” option from the list.
- The “Import and Export Wizard” window will appear. Select “Export to a file” and then click “Next.”
- Choose “Outlook Data File (.pst)” as the file type to export, and click “Next.”
- Select the mailbox or specific folders you want to export. To export the entire mailbox, ensure the top-level folder (usually your email address) is selected. You can also choose specific subfolders or use filters to refine the exported data.
- Click on the “Browse” button to specify the location and filename for the exported PST file. Select a suitable destination folder and provide a name for the file. Click “OK” to confirm.
- If you want to exclude or include subfolders, check the corresponding option, and click “Finish.”
- You may have the option to set a password for the PST file. This step is voluntary but can offer additional security for the exported data. Enter a password if desired, confirm it, and click “OK.”
- Outlook will commence exporting the selected data to the specified location. The duration of the export process will depend on the size of your mailbox and the amount of data being exported.
- Once the export process is complete, a confirmation message will appear. Click “OK” to close it.
By following these steps, you have successfully exported a PST file from Microsoft Outlook.
Export pst from office 365 webmail
Exporting a PST (Personal Storage Table) file from Office 365 webmail requires utilizing the eDiscovery tool within the Microsoft 365 Security & Compliance Center. Please note that administrative privileges may be necessary. Here’s a step-by-step guide on exporting a PST file from Office 365 webmail:
- Access your Office 365 account using a web browser.
- Visit the Microsoft 365 Security & Compliance Center website (https://compliance.microsoft.com/) and log in using your Office 365 administrative credentials.
- Within the Security & Compliance Center, navigate to “Search & Investigation” and click on “Content search.”
- Select the “+ New search” button to create a new search query.
- Provide a name for the search query and click “Next.”
- In the “Locations” section, click on the “Modify” link.
- Choose the mailbox(es) or specific folders you wish to export as a PST file. You can opt to search all mailboxes or specify individual ones. Save your selection by clicking “Save.”
- Return to the “New search” wizard and click “Next.”
- Within the “Search query” section, you can refine your search criteria to narrow down the items you want to export. Options include filtering based on dates, keywords, sender/recipient, etc. Configure the search criteria as desired and click “Next.”
- In the “Preview” section, decide whether you want to preview the search results or proceed directly to exporting them. Previewing the results can help confirm that the correct items are selected. Make your choice and click “Next.”
- In the “Export” section, select the option “Export to a PST file.” Additionally, you can specify settings such as the destination location for the exported PST file and whether to include unsearchable items. Adjust the settings according to your requirements and click “Finish.”
- The export process will commence, and you will receive a notification upon completion. You can monitor the progress of the export job within the “Export” tab.
Once the export process is finalized, you can download the PST file from the designated location you configured. This PST file will contain the data from the chosen mailboxes or folders in Office 365 webmail.
Conclusion
Export an Office 365 mailbox to pst is crucial for data backup, archiving, or migration purposes. By following the steps outlined in this article, you can successfully export your mailbox data to a PST file using the eDiscovery Export Tool or PowerShell.
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