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Your important MBOX file becomes inaccessible, and you want to see the emails from this file. If you are having the same issue, you don’t have to worry. This article will share with you a method to explore emails from inaccessible MBOX file easily.

An MBOX file becomes inaccessible when the data in it is corrupted or has an unknown source. The file, which contains numerous emails, also affected this issue. Losing emails is one of the problems you may face. If you still want to view the inaccessible file, then there are ways to do so. But before that, let’s see how your MBOX file becomes inaccessible.

Reasons for MBOX File Inaccessibility

The cause of this issue is many, as there is not a single factor, such as.

  • When you are working with the file, you have unexpectedly closed the program.
  • Malware or virus attacks can also affect the MBOX file.
  • Hardware issues also harm the data in the file, and you cannot obtain the file.

These are the reasons your file becomes inaccessible, and to read the emails from this file, use the below methods.

Method to Explore Emails from Inaccessible MBOX File

As you cannot access the files in any email client that uses MBOX files, the only way left is the professional one. Because here you can open your MBOX file, whether it is normal, damaged, corrupt, or inaccessible. The method is a third-party tool that you have to install on your device. To understand better, we explain this method in detail.

Read Inaccessible MBOX File with Professional Software

Due to the lack of manual methods available, the only solution left is this method. The tool we are talking about is a great MBOX File Explorer designed by FreeViewer. It is created by keeping users’ issues and queries in mind. That’s why it is the best option to read your MBOX file. You can read any type of MBOX file, whether it is normal, corrupted, damaged, oversized, or inaccessible.

The software has a user-friendly interface that doesn’t require any knowledge. It is also free to download and compatible with any Windows OS. There are many other features in this tool, which are.

Features of Software

  • You can read the MBOX file of any email client, such as Thunderbird, Google, etc.
  • In the MBOX file, despite email, other data like contacts and calendars can be stored. So, you can also view them.
  • Email properties like to, from, and subject can also be easily examined.
  • Any MBOX file size can be opened in this tool, as it has no file size limitations.
  • You can preview the file in HEX, HTML, MIME, RTF, attachments, message headers, properties, and normal mail view.
  • For corruption issues, there is an auto-scan option that scans your data before you view it.
  • The software supports multiple MBOX files at the same time.

Steps to Explore Emails from Inaccessible MBOX File

  1. Download and install the tool on the device.
  2. Click on the Add File button, and on the mail application, select the MBOX file.
  3. Click on the option of select file(s) or folder from the file system. Press the next button.
  4. Browse the location of your MBOX file.
  5. If you want to open the MBOX folder with multiple files. Click on Use Folder Mode and maintain the folder hierarchy. Open your folder and hit Process.
  6. After that, you can now view the files by clicking on them one by one.
  7. Preview them in different modes as well.


MBOX files, which are inaccessible, have difficulty being read. But in this article, we explain the reason for the issue and provide the best way to explore emails from inaccessible MBOX file. The method is a professional one where you provide a great way to read the inaccessible files. So, before using this, please read the pros and cons so as to avoid any issues.

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