How to Convert MBOX to HTML? Top Method

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Updated on
June 25, 2025

4 minutes Read

Summary: User query: “I recently backed up all my Thunderbird emails in MBOX file format. However, accessing them requires an email client each time. To avoid this, I want to convert MBOX to HTML so I can view the emails anytime using a web browser. Also, without installing any email program. If you have any suggestions or steps to help me complete this process, please feel free to guide me.”

Likewise, read this blog thoroughly if you have similar issues. This post will explore the most effective methods to handle the process efficiently. For a smooth experience, we recommend using the MBOX Converter Tool, as manual methods can be risky and complicated.

Reasons to Export MBOX to HTML Format

MBOX files are widely supported, but not all email clients can handle them. Converting MBOX files to HTML format makes them accessible from any device via a web browser.

  • By saving MBOX files as HTML, users can view the emails without needing an email client installed.
  • This conversion allows easy access to MBOX file data on various operating systems, including macOS, Windows, and Android.
  • HTML files also facilitate effortless sharing through email, cloud storage, or other platforms.
  • Additionally, this format is useful for archiving or backing up emails, ensuring long-term data protection.

Top Ways to Convert MBOX to HTML

Learn about the methods to perform this process, including the free and automated approach. When you read this section carefully, you will understand all the aspects of the solution. Afterwards, choose the way with the minimum risk and complete the process instantly and smoothly.

Sol 1. Convert MBOX File to HTML Using Thunderbird

If you want to save a MBOX file as HTML, you need a MBOX-supported email platform, such as Mozilla Thunderbird. Once you install Thunderbird and sign in, follow the given instructions.

    1. Once you run Thunderbird, visit the Tools option.
    2. Then, add ImportExportTool NG from the Add-ons and Themes.
    3. Afterwards, tap ImportExportTool NG –> choose Import Mbox File.
    4. Later, the MBOX files will be saved in Mozilla Thunderbird.
    5. Next, choose Tools and ImportExportTool NG again.
    6. Further, select Export all the messages in the folder and then HTML format(with attachments).
  • In the end, set the location and desired file name and click Finish.

Disadvantages of the Manual Technique

Here, you will learn bout why this procedure is not preferred by most users.

  • This method allows for batch file conversion, but it can be time-consuming.
  • It converts all emails, including duplicates, which can take up unnecessary space and slow down system performance.
  • There’s no option to selectively convert emails, meaning both important and unimportant ones are saved.

Sol 2. Convert MBOX into HTML in a Professional Way

EmailDiver MBOX Converter Tool is a feature-rich utility that helps users complete the process smoothly. This wizard has a user-interactive interface that makes it comfortable for users to end this process efficiently and effectively. Additionally, it provides reliable features to convert MBOX to HTML easily, including bulk conversion, preview emails before conversion, excluding identical emails from conversion, and more. Despite this, the process remains smooth while maintaining data integrity.

Stepwise Procedure Export MBOX to HTML

Learn about the detailed steps to complete the process of MBOX to HTML conversion instantly.

  1. You have to download and open the MBOX File Converter Software on your system.
  2. Afterwards, tap Select Files to add MBOX files for conversion. Hit Open.
  3. Further, view and select items from the tree mailbox hierarchy. Click Next.
  4. Then, select HTML from the given options as the destination path.
  5. Later, provide the location to keep the HTML file locally.
  6. In the end, hit Convert to begin the conversion.

Also Read: Import MBOX File to Amazon Mail

Conclusion

Now, it’s time to conclude this blog. Most users convert MBOX to HTML to access MBOX file data smoothly, as HTML files can be easily opened on a web browser. When we talk about techniques, users pick manuals for small amounts of email conversion. On the other hand, an automated solution is suitable for single or multiple MBOX file conversions within a few seconds. Moreover, the data remains intact during the entire conversion process.

Frequently Asked Questions

Q1. How do I convert an MBOX File to HTML?

Ans. To save MBOX as HTML, you can use the traditional approach. 

1. Start the Thunderbird application and add ImportExportTool NG. 
2. Select the MBOX files to import into Thunderbird. 
3. Right-click on the folder with the MBOX file and choose ImportExportTool NG. 
4. Choose Export all the messages in the folder -> HTML format. 
5. Assign location and tap Finish.

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