How to Export Archive Mailbox to PST? Simple Guide

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Published on
March 28th, 2025


4 minutes Read

Summary: An archive mailbox is an additional mailbox for keeping old and less-used emails separately. This will help you manage your inbox while maintaining older email messages. Due to threats, accidental deletion, and other reasons, users want to export Archive mailbox to PST. However, many procedures are risky and complicated, leading to permanent data loss. To help you out, we will offer a manual and trustworthy Office 365 Backup Tool. 

Here, you will find various methods to perform this task. You must choose the right approach wisely. Otherwise, the risk of data loss will be high. So, we will compare and make it easier for you to pick the perfect technique. 

Top-Effective Ways to Export Office 365 Archive Mailbox to PST

You must read this section to learn about different approaches to easily and smoothly complete this process. Without wasting more time, read them out and pick the best method. 

#1 Manually Save Online Archive to PST Format

Before we provide manual ways, create an Archive Mailbox in Microsoft 365. 

Step 1. Add New Archive Mailbox

  1. To export Archive Mailbox to PST, sign in to your Exchange Admin Center (EAC).
  2. Then, choose recipient -> mailboxes
  3. Later, select the mailbox you want to make it an archive mailbox.
  4. Thereafter, verify the properties and hit the Enable tab if archiving is disabled.  
  5. In the end, tap Browse and select the database for the archive mailbox. Click OK.
  6. When Mailbox Type is User (Archive), the archive is enabled on the selected mailbox.

Once the above process is done, check in MS Outlook whether the archive folder has been added. 

Step 2. Export Online Archive to PST – Use MS Outlook

  1. To start, open MS Outlook – – File
  2. Afterwards, search and tap Open & Export -> Import/Export.
  3. After choosing Import/Export, click Export to a File and hit Next.
  4. Later, look for Outlook Data File (.pst) and click Next
  5. Thereafter, pick the Office 365 Archive mailbox folder. Press Next.
  6. Then, assign the path to save the output PST file on your system. 
  7. Once all the steps are done, hit Finish. So, the process will begin to move the archive mailbox to PST.

Although the above procedure will help you do this process of moving the online archive mailbox into PST, it can be risky. Additionally, there is no guarantee that data integrity will be preserved during the process. If you have technical knowledge, you can go for it. Otherwise, read another technique to get the solution without hassle.  

#2. Reliable Technique to Export Archive Mailbox to PST

MacSonik Office 365 Emails Backup Tool is a reliable and powerful utility to perform this task without issues. With this software, you can save bulk data into PST. Other than this, it offers various advanced features to help in completing this process effectively. For instance, you can use it to export data with no identical emails, conversion without attachments, and more. Besides, it allows users to restore OST or PST files into Microsoft Office 365. Moreover, it gives a precise output with zero risk, unlike manual ways. 

Detailed Steps to Export Office 365 Archive Mailbox to PST

Here, we will provide a complete guide to end this process efficiently and securely. 

  1. For this process, run the Office 365 Backup Software on your PC. 
  2. After this, type the Office 365 credentials in the right field. Hit Sign In
  3. Thereafter, tick the Archive Mailbox folder to exhort into PST format. 
  4. Later, pick PST from the drop-down list of file formats. 
  5. Now, assign the location to save the resultant PST file into the desired location of your system. 
  6. Then, hit the Convert tab to start the processing and save the Archive mailbox into PST, 

By following the steps outlined above, users can efficiently complete this task while ensuring the security of their data throughout the process.

Also Read – Export Office 365 Mailbox to MSG

Conclusion 

In this blog, we have explored different techniques to perform this process smoothly. While manual methods can be used to export Archive Mailbox to PST, the automated approach is the most popular choice. This professional method ensures a seamless process, completed efficiently in just a few simple steps. Additionally, it guarantees 100% data security.

Frequently Asked Questions 

Q1. How do I Export Outlook archive to PST?

Here are the steps to export Archive Mailbox to PST. 

1. Open Outlook – File.
2. Search and tap Open and export – Import/Export. 
3. Hit Export to a File -> Outlook Data File (.pst). 
4. Select the Office 365 Archive mailbox folder to move. 
5. Set the location to save the PST file on the PC. Click Finish. 

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