How to Export Shared Mailbox to PST: Complete 2026 Guide

Major Reasons to Export Office 365 Shared Mailbox to PST

Now, we will outline why the process of PST export is often required for shared mailboxes.

• Users can create a secure offline copy of shared emails for backup purposes.
• Subsequently, you can meet legal, audit, or compliance requirements.
• Moreover, transfer shared mailbox data to another Outlook account.
• In order to reduce mailbox size and free up cloud storage space.
• Also, users can keep important projects stored safely for long-term use.

Proven Techniques to Export Shared Mailbox to PST

In this section, we will cover the most dependable ways to save your shared mailbox in PST format. The right option depends on your requirement and mailbox size.

• Manual Technique (via eDiscovery)

• Automated Solution

Manual Approach to Backup Microsoft 365 Shared Mailbox to PST

In this approach, you must sign in to the Microsoft 365 admin account. Also, your account should have the eDiscovery Administrator and Mailbox Import Export roles. Without these permissions, you will not be able to export your mailbox data.

Steps to Transfer Office 365 Shared Mailboxes to PST:

1. First, sign in to the Security & Compliance Center using your admin account.
2. After that, open Permissions and assign eDiscovery roles to your account.
3. Then, you have to go to Content Search and create a new search request.
4. Now, select the required Shared Mailbox under Exchange mailboxes.
5. After this, you have to apply the needed filters and save the created search.
6. Then, you have to wait for completion and open the finished search result.
7. Now, you need to choose Export Results and start the export process.
8. At the end, you can download the package, paste the key, and save PST.

Drawbacks of the Manual Method

• In this, the user requires admin access and proper role permissions.
• Subsequently, it is not suitable for very large shared mailboxes.
• There is a high chance of user error during configuration.
• Moreover, you get limited filter and customization options.
• When there is bulk data, the export speed may slow down.
• Also, technical knowledge is required to complete the task.

Professional Solution to Export Shared Mailbox to PST

Office 365 Backup & Restore Tool is a reliable solution that is designed to export Shared Mailbox data to PST in a simple way. The utility helps to maintain the folder structure and attachments during the export. It also provides options such as data filter and duplicate removal to give better control over the process. This approach is helpful for both small and large mailboxes. Even though users can easily export public folders to PST.

Quick to Download Shared Mailbox as PST:

1. Firstly, set up & start the Office 365 Backup & Restore Tool.
   
   


2. After that, you have to click on the Backup option to continue.
   
   


3. Then, you need to input your Office 365 credentials and sign in.
   
   


4. Now, pick the required Shared Mailbox from the mailbox list >> Next.
   
   


5. Next, you can preview your data and select the specific folder to export.
   
   


6. After this, you have to choose PST from the provided dropdown list.
   
   


7. Then, apply the necessary filters >> Destination Path for output.
   
   


8. At last, you have to press Backup to download Shared Mailbox as PST.
   
   

End Note

In this blog, we have discussed the best approaches to export Shared Mailbox to PST. The manual approach using eDiscovery is used for minor data but requires technical knowledge and is time-consuming for large mailboxes. On the other hand, an automated solution provides a faster way to complete the export process with better control. Therefore, choose the approach that works best as per your data size and business requirements.

Frequently Asked Questions:

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