How Do I Convert an MBOX File to HTML?

Bhawna Barwal | email conversion file conversion software technology | 4 minutes read | Last updated on May 22nd, 2025,

In this blog, we will discuss on the issue how do I convert an MBOX file to HTML. So, if you have any need to convert your MBOX files to HTML then this blog is must read for you. There are two ways available that help to convert MBOX to HTML. One is the traditional approach which requires Thunderbird installation. And another one is professional MBOX to HTML Converter which is a risk-free method. Let’s discuss both of them below.

Reasons to Convert MBX Files to HTML Files

  • HTML is accessible on most of the browsers, whereas MBOX is restricted to several email clients.
  • HTML preserves all data in organized way, it is also quite easy to use for the users.
  • It is feasible to read HTML file without internet connectivity.
  • One can simply edit HTML file, while this may not be possible with MBOX file.

Manual Solution for How Do I Convert an MBOX File to HTML

  1. Run Mozilla Thunderbird email client on your system.
  2. Go to the Tools option available at top menu section.
  3. Now choose ImportExportTools NG option.
  4. Thereafter select Import MBOX Files.
  5. Then select Import one or more MBOX files option.
  6. Select required MBOX file from the PC and tap on the Open option.
  7. Restrat/reopen Thunderbird email client.
  8. Right click on the just uploaded MBOX file.
  9. Again ImportExportToolsNG option.
  10. Select the Export all messages in a folder and choose HTML option.
  11. Browse for the path to save the output files.
  12. Now lastly hit the Save button.

The above mentioned was a manual method to convert an MBOX file to HTML. And it is not feasible in all circumstances.

Shortcomings of Manual Method

Manual method to convert MBOX files to HTML format is very time taking. As, users need to repeat the process of each file conversion. And this may also cause data loss issues. And it is required to install Thunderbird email client in your system otherwise, chances of data loss may incur. Let me suggest you on finest solution below that will going to eradicate all the limitations of manual method quite well.

Best Method to Convert MBOX File to HTML

BitData Migration MBOX Converter – a valuable approach to convert collection of MBOX emails to HTML files in single round of the conversion. It keeps preserve all MBOX components while migrating to HTML. Hence it is safe to opt for this method. This software is available for both Windows and Mac Operating Systems. And it also provides free demo opportunity that converts 25 emails of MBOX to HTML free of cost.

How Do I Convert an MBOX File to HTML? – In 5 Very Simple Steps

Step1: Firstly launch MBOX to HTML Converter Tool on your computer system.

Step2: Now, upload MBOX data into the software clicking on Add Files and using select files and select Folder options.

Step3: Preview all the selected MBOX emails and click on the checkboxes for initiating selective conversion from MBOX to HTML. When you choose HTML format you will get one additional advantage to extract attachment in a separate folder.

Step4: Choose required saving option i.e HTML.

Step5: Lastly add destination path and hit the Convert button to start the conversion process.

Advantages of MBOX to HTML Converter Tool

Dual Ways to Upload MBOX Files: MBOX to HTML Tool offers dual options for uploading files like select files and select folder. These options lead to convert huge emails of MBOX to HTML format in single processing.

Easy to Use: The software is simple to use that any user can comprehend its functioning without any technical skill.

Preserve Authenticity of Content: MBOX to HTML Tool keep preserve the exactness of the MBOX content during the conversion.

Selective MBOX Files Migration: Users can convert MBOX emails to HTML files on selective basis. It is possible to choose/select required files through select files and select folder options.

Select Destination Path Option: The software provides option to select the path/location for the output HTML files as per preferences.

Convert All MBOX Variants to HTML: MBOX to HTML Tool enables to convert No extension MBOX profile, MBS file, MBX file, MBOXO file, etc.

Supports MBOX File Extracted from Any Source: The application enables to convert MBOX that can be extracted from sources such as SeaMonkey, Apple Mail, Thunderbird, Netscape, OperaMail, etc.

Read more:

How to Open MBOX in PDF

How to Transfer MBOX to Gmail

Migrate MBOX Data to Office 365

Frequently Asked Questions

Can I convert MBOX files to HTML format without Thunderbird?

Answer: Yes, MBOX to HTML Tool is an independent utility to convert MBOX files to HTML files without installation of Thunderbird email client.

Will I be able to convert MBOX emails on the latest Windows 11?

Answer: Yes, it is permissible to convert MBOX files to HTML files on Windows 11, and below versions.

Let’s Sum Up

By reading the blog which gave two solutions for how do I convert an MBOX file to HTML I believe all your doubts have been cleared.  Users can download MBOX to HTML Converter on Windows (Windows XP, Windows 11, Windows Vista, Windows 10, Windows 7, Windows 8.1, Windows 8, and other below versions)and Mac Operating Systems for example Mac OS Monterey, Catalina, Big-Sur, Mojave, Yosemite, High-Sierra, and many more. It is permissible to change 25 emails of MBOX to HTML completely free of cost.