File Conversion

How to Convert MSG to MBOX Format?

In this post, we are going to discuss how to convert MSG to MBOX format. Here, we will provide effective ways to export MSG to MBOX format. If you are also one of the users who want to perform MSG to MBOX conversion then this blog is specially for you. Keep continuing and complete your task without any hassle.

MSG is a file that is created when you drag and drop email from Outlook mailbox to your PC. It stores a single Outlook item in a file. So, if you have 20 emails then you need 20 MSG files to store them. On the other hand, MBOX is file format that stores unlimited emails in a single file. It is supported by various email clients such as Thunderbird, Apple Mail, Opera Mail, Eudora, Google Takeout, etc.

How to convert Outlook MSG to MBOX format? There is no direct manual solution to export MSG to MBOX. First of all, you need to convert MSG to TXT and then change the format from TXT to EML. Then, import EML into Thunderbird to convert into MBOX. Hence, it is time time-consuming process. Using Xtraxtor MSG Converter you can convert MSG to MBOX in just a few seconds. You just need to add folder that contains MSG file to the software. After that, click on export and select MBOX as a saving option. Additionally, the tool can also export MSG to various other formats including PST, PDF, EML, TXT, etc.

Converting MSG to MBOX, it is crucial to understand the need and importance of exporting MSG file to MBOX format. Let’s quickly understand in an easy way.

Why Do You Prefer MBOX Over MSG?

There are many reasons to convert MSG to MBOX format. Some of them are given here-

  • A MSG file saves only a single email while a MBOX file stores multiple emails.
  • MSG files are accessed by MS Outlook. You can’t open these files in another application whereas MBOX files are supported by many email clients.
  • Outlook is a paid email client while Thunderbird is a free email client. So, users switch from Outlook to Thunderbird applications. Then, they need to convert Outlook MSG to MBOX file format to access the data in Mozilla Thunderbird.

Ways to Convert MSG to MBOX Format

There are two different ways to export MSG to MBOX file. One is a manual solution and the other one is an automated solution. Both methods are explained in detail in the next section. You can choose any one that is most suitable for you.

Method 1. How to Convert Outlook MSG to MBOX Manually?

There is no direct manual solution to export MSG to MBOX format. Using Outlook and Thunderbird, you can perform MSG to MBOX conversion. Follow the below-given steps for manually converting MSG to MBOX format-

  1. Go to the location where MSG file are saved in your system.
  2. Now, right-click on MSG file and open with Outlook.
  3. Then, navigate to File >> Save as.
  4. Choose TXT as saving option from drop-down list and press Save button.
  5. After that, right-click on this converted file and select Rename option.
  6. Replace .txt extension with .eml extension.
  7.  Now, open Thunderbird application on your system.
  8. Right click on Local Folder and then select New Folder option to create a new folder.
  9. Thereafter, go to the location where EML file is saved.
  10. Drag and drop this file in newly created folder in Thunderbird.
  11. After that, install ImportExportTools NG in Thunderbird.
  12. Now, Right click on Newly created folder >> ImportExportTools NG >> Export Folder.
  13. Browse the location to save resultant file and then hit on Save button.

Done! Hence, you can convert MSG to MBOX manually.

Limitations of Manual Solution

  • It is so lengthy and time-consuming process.
  • In this method, you need to convert extension of every file. So, if you have a large number of MSG file it takes a lot of time to complete the process.
  • MS Outlook and Thunderbird must be installed on your system.
  • In case, Thunderbird import export tool not working then you can convert file into MBOX format.

Method 2. How to Batch Convert MSG to MBOX Instantly?

Xtraxtor MSG Converter is a direct solution to export MSG to MBOX without installing any external applications. The software can convert multiple MSG files to MBOX at once. It preserves 100% data integrity during the process. There are various advanced filters that help you to export selected email from MSG folder.

Apart from this, the tool can also convert MSG to PST, PDF, EML, MBOX, TXT, HTML, and 10+ formats. The simplified user interface helps users to easily export MDG to MBOX without any hassle. You can download its free demo version to check its work efficiency and accuracy.


Step-by-Step Guide to Convert MSG Files to MBOX

  1. Download and Run this software on your Windows PC.
  2. Now, Click on Open >> Email Data Files >> MSG Files >> Choose Files or Folder.convert msg to mbox
  3. Then, the software provides preview of Outlook message from MSG files.export msg to mbox
  4. After that, click on Export and select MBOX format.convert outlook msg to mbox
  5. Click on Browse to set destination location and then hit on Save button.msg to mbox converter

MSG to MBOX conversion is complete.

Benefits of Xtraxtor MSG to MBOX Converter

There are many benefits of this tool which are given below-

  • Convert MSG to MBOX in Bulk: Using this tool you can convert multiple MSG files at the same time. So, It saves your time and effort to convert multiple MSG files.
  • Various Saving Options: When you export your MSG files using this tool it provides various formats such as PST, MBOX, EML, CSV, PDF, TXT etc. to save the exported MSG files.
  • Advanced Filter Option: If you want to convert only selected emails then the software provides various filter options such as to, from, date, time, subject, etc. to select the desired emails for conversion.
  • Preview Option: when you select the MSG files or folder then the tool loads all data from MSG files to the software panel. You can preview the data before the conversion process.
  • Preserves Data Properties: The tool maintains the original format of the data during the conversion process. It keeps important elements of the email like subject, to, date, time etc.
  • Import MSG to Webmail Accounts: The tool not only convert Outlook MSG to MBOX but also import MSG to Gmail, Yahoo Mail, Hotmail, Zoho Mail, and many other email accounts.
  • User-Friendly Interface: The interface of this application is very simple and easy to use. Any novice user can easily convert MSG to MBOX without any technical knowledge.
  • Windows Supportive – There is no compatibility issue with this utility. It supports all versions of Windows Operating System. 


In this post, we have discussed how to convert MSG to MBOX file format. Here, we have mentioned manual as well as automated solutions. You can manually export MSG to MBOX but it is so time taking process. However, experts recommend using the professional approach to directly convert Outlook MSG to MBOX in just few seconds.

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