Free and helpful way to convert MBOX to PST file format

mbox to pst

If you want to know how to convert MBOX to PST files, then all your questions are answered in this article. All you have to do is to properly follow the steps given in the article.

Why does MBOX need to be exported to Outlook?

People are converting MBOX files to PST because they see many advantages over MBOX files in PST and Outlook which makes it a better choice for working with the modern era. PST is technologically advanced than MBOX, it can also support calendars, notes, contacts, etc. It is secure as well.

Outlook is efficient and supported email clients to work in offline mode. I suggest you convert MBOX to a PST file for a better working method. There are many ways in which you can convert your Thunderbird, Apple Mail, Gmail, etc. to Outlook files. Let’s take a look at those methods one by one.

2 Comprehensive Methods to Convert MBOX to PST

Manual method to convert MBOX to PST file, in which user can convert MBOX to EML file and then convert it from EML to PST.

  • Open mailboxes directly in Outlook using MBOX File Converter.
  • Manual Method to Convert MBOX to Outlook PST

Convert MBOX to EML file

  • Run your email client and select folder >> Right-click on it, a popup window appears, here you need to create a new folder.
  • Now, a new popup window appears >> Enter the name of the folder and select the subfolder category.
  • Go to the folder that contains the EML files and select the files you want to convert and move them to the folder you created in the last step.
  • You can see that all files are in the My_Emails folder
  • Now, open the My_Emails folder
  • Select and right-click all files and choose Save as an option from the menu. Now you can convert MBOX to EML file format.

Convert EML to PST

  • Open Outlook and choose File > Open & Export and then click on Import/Export option.
  • Here you have to select the Export to a file option and then click on the Next option.
  • Now, choose the file format as Outlook (.PST). This is the second option as we are going to convert EML to PST.
  • After this, a new screen opens where you need to select the My_Emails folder which is created in the first step, which contains all your EML files.
  • Select the desired location where you want to save your converted MBOX files in PST format.
  • Your final PST file is ready.

Use an email client to convert MBOX to PST files

MBOX file is also used by Apple Mail, but the processing to convert MBOX to Outlook PST is done by several steps which are very tedious.

  • Processing using Apple Mail/Thunderbird.
  • Go to the default location and copy the MBOX file for Thunderbird.
  • For Apple Mail user
  • Run Apple Mail >> Click on File and choose Import Mailbox.
  • You need to select all the files you need to import into MBOX and then click on Continue.
  • After the process of importing the files is complete, click on the Done option.

Note:- All the files needed to be converted should be there.

Processing using Eudora to load MBOX file

  • Download and install the Eudora email client in Windows OS.
  • Change the file extension of MBOX, such as Filename.MBX in place of Filename.MBOX.
  • Now, move Filename.MBX to the default location of the Eudora root folder (C:\Documents and Settings\Application\Data\Qualcomm\Eudora).
  • Start the application and run the Filename.MBX file.

Processing using Outlook Express to import Eudora mailbox

  • Open the Outlook Express application and go to File tab > Import > Import Messages.
  • Select Eudora from the options and click the Next button.
  • Now go to the location where you have saved Filename. mbx file or which you created then click OK button.
  • Follow the successive steps and check if the files have been imported successfully.
  • Processing using Outlook to open Outlook Express data.
  • Start Outlook and click on File Options.
  • Select the Import/Export option and click on the Import internet mail and address option then press the Next button.
  • In this step choose Outlook Express 4x, 5x, 6x or Window Mail option and proceed.
  • In the last step choose the DBX file to finally import it into the Outlook application.

Professional Method: By Using MBOX File Converter

To avoid manual methods and to convert MBOX to PST faster, I suggest you use MBOX File Converter Tool. It is thoroughly tested and designed in such a way that even a novice can do file conversions using it. It is a safe, easy, and fast method to open data from mbox to outlook.

MBOX File Converter Tool has the following features:

  1. It can convert MBOX files created by Apple Mail, Thunderbird, and more than twenty email clients.
  2. Facility to migrate data in bulk.
  3. Filters can convert data to PST.
  4. Suitable for migrating data to EML, MSG, HTML etc.


Here I have described the best way to open MBOX file into Outlook PST format. Users can also use the free version of the software and migrate 20 emails from each folder.

Author: Somit

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