Export Office 365 Archive Mailbox to PST Like a Pro

Why Export Archive Mailbox to PST?

There are various reasons why most of the users choose to export an Office 365 archive mailbox to a PST file.

• PST keeps a secure copy of archived emails on your computer.
• Users can lower their mailbox size and manage storage space.
• It lets you open archived emails in Outlook without the internet.
• Moreover, PST supports audit, legal, or company record needs.
• Also, you can protect data before an account is removed.

Top Solutions to Export Office 365 Archive Mailbox to PST

There are various approaches available to export your Office 365 archive mailbox to PST. However, we will discuss the best two and most commonly used approaches:

• Using Microsoft Outlook (Manual Method)

• Using a Professional Office 365 Backup Tool

Solution 01: Using eDiscovery for Office 365 Export Archive Mailbox to PST

This manual approach allows administrators to export their Office 365 mailboxes to PST directly from the Microsoft Purview Compliance Portal using the eDiscovery export features.

Prerequisites for Using eDiscovery Export

Before starting the procedure, you have to make sure that the following requirements are met:

• You must be a member of the eDiscovery Manager or the Discovery Management role group.
• Subsequently, the Export role should be assigned to your account.
• A valid Office 365 subscription with compliance features must be active.
• Moreover, the system should run Windows 7 or a later version.
• Microsoft .NET Framework 4.5 or a newer version must be installed.
• You have to use the latest version of Microsoft Edge or Internet Explorer 11.

Note: This method can also export mailboxes from on-premises Exchange 2016 and 2013 environments.

Steps to Save Office 365 Archive Mailbox in PST:

• Firstly, sign in to Office 365 and open the Microsoft 365 Admin Center.
• After that, go to the Security/Compliance section and open Permissions.
• Now, pick eDiscovery Manager and confirm the Export role is assigned. 
• Next, open the Microsoft Purview Compliance Portal >> Content Search.
• Then, create a New Search, enter a name, and select the mailbox location.
• Now, apply filters if required or leave them blank to export the full mailbox.
• Afterwards, you have to submit the search and wait until it completes.
• Then, choose Export Results and start the export with default settings.
• Now, you simply have to go to the Export tab >> Download Results.
• Next, copy the Export Key >> Export Tool, enter the key, select a save location, and download the PST file.
• At the end, you have to close the tool after the process finishes.

Drawbacks of the Manual eDiscovery Method

• The procedure is long and can feel complicated for beginners.
• Subsequently, you need admin rights and special role access.
• The process of role or permission updates can take up to 24 hours to apply.
• The process depends on proper browser and system configuration.
• Moreover, incorrect search filters may lead to missing data.
• Also, it is not ideal for bulk exports or frequent backup needs.

Solution 02: Professional Approach to Export Office 365 Archive Mailbox to PST

Office 365 Backup Tool is a reliable way to export your Office 365 archive mailbox to PST. With the help of this software, you can remove the need for complex admin roles and lengthy manual procedures. It securely connects to your Office 365 account and provides features such as selective mailbox backup and much more. With its easy and simple interface, you can easily download your archive mailbox data to PST without any technical complications. In addition, you can migrate Shared Mailbox to Office 365 and other formats. 

Steps to Back Up Microsoft 365 Archive Mailbox to PST:

1. Firstly, open the Office 365 Backup Tool >> Backup to proceed.
   
   


2. After that, you need to press the Continue button for further steps.
   
   


3. Now, sign in using your Office 365 admin or user credentials.
   
   


4. Then, select the Online Archive & the source mailbox user for migration.
   
   


5. Afterwards, you can choose the required files/folders to migrate >> Next.
   
   


6. Next, pick PST as the Backup option >> Apply filters >> Output Destination.
   
   


7. At the end, tap on Backup to Backup Microsoft 365 archive mailbox to PST.
   
   

End Note

To conclude, the process to export Office 365 Archive mailbox to PST helps you to keep your email data safe and easily accessible. The manual e-Discovery approach can work but requires admin access and careful configuration. For most of the users, this can take extra time and effort. For large or multiple mailboxes, you can choose the professional solutions that make the process smooth and more manageable. Select the appropriate way that best matches your needs and technical knowledge. If you encounter any issues. Feel free to reach out to our support team for help.

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