Open MBOX file & how to open it in mac/window?

What is an MBOX file?

open mbox fileMBOX file is an acronym of the Mailbox file. It is the file extension that is mainly used for the text files to manage and store the e-mail messages. It is the most common file format that is used for storing email messages on the hard drive. All messages for each mailbox are stored as a single, long, text file in a string of continuous email messages, which starts with the “from” header of the message. These files were primarily used on Unix. They are still used with the numerous current email clients, containing Mozilla thunderbird, Microsoft entourage, and Qualcomm Eudora.


There are some of the file formats that are been used for the special types of data such as PNG which saves the bitmapped pictures by using the data compression tools known as LOSSLESS data compression. These are the reconstructed data which is in the compressed from the same as in the original data. There are other file formats too for compression which is called the LOSSY compression. These compression formats eliminate the unwanted data called “Bits” and hence allows the file to make its size smaller.


Programs that open MBOX files

In windows

  • Mozilla thunderbird
  • Kernel MBOX viewer
  • Apple mail
  • Aryson MBOX to PST converter


how to open mbox file


In mac

  • Microsoft Outlook 2016
  • Mozilla thunderbird


In Linux

  • Mozilla thunderbird
  • GNOME evolution


How to open MBOX file?

We can open an MBOX file with a Microsoft outlook

  1. When a user promotes the Office 365, then their mailbox must have to be In PST format
  2. MBOX file format mailboxes should be first converted into PST format to be exported in the Office 365.
  3. When the mailboxes are been moved from mac to windows PC, then it is required to change the MBOX file format into the PST file format.
  4. Also if any organization moves its emailing architecture to the exchange, MBOX file format mailboxes are needed to be converted into PST file format.


How to convert MBOX file format to PST file format?

Follow these simple steps to do this conversion of MBOX file format to PST file format.


convert mbox file


  1. Firstly download, install and launch the Stellar Converter for MBOX file format.- download the licensed version of the converter for saving the converted file as the demo version will just let you scan your mailbox file and have a preview convertible data.
  2. After the completion of the launching process of software, you will be displayed with the home screen of the software. Where you need to choose the source mail client from the drop-down.
  3.  After selecting the source mail client, tap on the “select file” and navigate to locate the mailbox file that you want to convert and for converting multiple MBOX files at a time then tap on “select identity folder” and the again navigate to select the folder.
  4. If you are aware of the location of the source file in the system then click on the “find file” for locating it conveniently. Once you select the file tap on the “convert” button for initiating the scanning process.
  5. The next screen displays the progress of the scan. To preview any item before storing, tap on it and it will be opened in the right-hand panel.
  6. If you are fulfilled with the file preview, tap on the save button from the main menu.
  7. Then choose the output format from the dialog box that appears.
  8. There is the option of saving the converted file as the new PST file, existing PST file, EML or MSG.
  9. And with the technician version of the software, you can save the converted file as the new PST file, existing PST file, MSG, PDF, Office 365, EML or HTML.
  10. On selecting the output format the converted file will be automatically be saved in the default saving location within a couple of seconds and you can then be able to open the file by clicking on the link “open containing folder” in the completion dialog box that appears.
  11. Once the MBOX file format is been converted into the PST file format you can directly import it into outlook 2019, 2016, 2013, or 2010 for accessing all your mailboxes information.


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