How to Download PST from Office 365

In this article, we will tell you how to download PST from Office 365 using the eDiscovery mechanism as a workaround.

The reason why we mentioned this mechanism to use it is that Microsoft doesn’t provide any specific feature or option to export office 365 mailbox to PST. So, if you want to export mailboxes to PST files from Office 365, the eDiscovery technique is your only method, other than opening the mailboxes in Outlook.

Why we have to Export PST from Office 365?

There are several reasons to export office 365 mailbox to PST. See below how exporting Office 365 Online/On-premises will help you in various situations

  • A basic circumstance where you need data for Legal/Audit reasons.
  • An Office 365 administrator account got hacked by an unknown individual or group.
  • Not Depending just on Microsoft to control your data.
  • Need to keep Mails and Files for the more drawn out time.
  • Data Loss due to unintentionally deletion of O365 account items.
  • For all time delete an O365 User or Ex-Employee account.
  • Cloud Ransomware assault brings about encryption of business account data.

Export PST from Office 365 is an incredible solution, that will support a specific client or administrator of an association to evade or conquer the above circumstances.

Method to Export Office 365 Online Mailbox to PST Format

As we mentioned above that Microsoft has not planned any particular Office 365 export tool particularly to export Office 365 mailbox items to PST file format.

Along these lines, eDiscovery Content Search is only the manual methodology accessible for the client to export office 365 mailbox to PST. This will enable clients to download the PST file from Office 365 and ensure their Outlook 365 Online data.

Manual Steps to Download PST from Office 365

1: Enter the Administrator credentials and login to the online office account

2: Next, Go to Admin > Exchange

3: Click Permissions from the left pane. Go to Admin Roles >> Discovery Management

4: Under the Discovery Management, click on the ‘+’ symbol to add Roles

5: Presently, click on the ‘Mailbox Import/Export’ 

6: In the ‘Members’ section, click on the ‘+’ symbol again and click the name of the user

7: Then, click on the “Save” in the wake of completing the necessary steps

8: Go to “Compliance Management >> in-place eDiscovery & hold” and click on the New (+)

9: From the “In-Place eDiscovery & Hold” dialogue box, type the name and click on the Next button

10: After that choose the all mailboxes by clicking on “Search all mailboxes” or the selected ones by “Specify mailboxes to search” option and adding the ‘+’

11: Now, set the filters and click Next from the next ‘Search query’ screen

12: The next dialogue is “In-Place Hold Settings” from where you can specify the number of days for which the items are to be kept before they are deleted from the server

13: After that, click on the “Finish”

14: At last, click on the “Close”  after appearing confirmation message

15: Finally, all the generated search gets listed, after the completion of the process, results, click on the downward arrow to download the PST file from Office 365

Learn More: How to Export Emails from Outlook web app to PST File

Export Office 365 Mailbox to PST Using Office 365 Export Tool

As we have seen, this manual method is exceptionally monotonous and lengthy. Besides, sometimes error happened while exporting Office 365 to PST through eDiscovery. Furthermore, if you are using Windows Internet Explorer 9.0 or later, the application attempts to connect yet at that point crashes without showing any error message.

Therefore, thinking about the developing needs of the client and the issues faced by users. The Microsoft Office 365 Export tool is a complete and automated solution to perform the download PST from Office 365 rapidly. So, to export on-premises, data use Export Exchange Mailbox to PST tool.

Also, Office 365 Admin or Impersonation authorization doled out users to export numerous Office 365 client messages and different items in PST format in a few clicks. It is designed to avoid the limitations which are imposed in the manual method. Moreover, this tool will also follow the integrity of the data.

Also, a client can run this tool on any variants of the Windows operating framework, including the most recent Windows 10.

Steps to Export Office 365 mailbox to PST

  • First, install Software and Enter Admin Credentials

Login with credential to save PST file

  • Now, select Folders to Export

Select PST file folders to download

  • Choose “Export Type” and “Apply Filter”

Export type and apply filters PST file

  • Click on “Start” to download the PST file from Office 365.

Start Progress to download PST file

  • Finally, click the “Save Report” option

download PST from Office 365 - save report



Clients are continually looking for how to download PST from Office 365. The manual technique examined in this blog is very lengthy. So, a fledgling client neglects to execute these methodologies. As a result, for an easy process to export Office 365 mailbox to PST, use the automated tool as talked about above. It is a capable tool that doesn’t need a lot of specialized knowledge. Also, one can easily export PST from Office 365.