Open Outlook PST File in Thunderbird

In today’s time period, multiple users are searching for the best software to open Outlook PST files to Thunderbird. There are a bulk of online tools that are capable to do the same process. Moreover, the best software to utilize Outlook PST file in Thunderbird with successful results. In addition, the user can convert multiple Outlook PST files to Thunderbird without any issues. So, you can easily and quickly download Outlook Converter software and know how to open Outlook PST file in Thunderbird email client.

For the last few weeks, I have been searching for a simple and easy way to move Outlook emails to the Thunderbird application. I have a different desktop-based email client application in my workplace. Also, MS Outlook is a paid application whereas Mozilla Thunderbird is a free and open-source email client application. Therefore, I need to change Outlook emails in Thunderbird MBOX file format. I have the number containing plenty of important emails that I want to move to Mozilla Thunderbird. After a lot of studies and searches, I got to know about this outstanding software. The software has solved my doubt and query “how to open Outlook PST file in Thunderbird”. It is a strong application and executes the conversion of PST files to Thunderbird in a few seconds.

The following section includes the working process to import PST files to Thunderbird without Outlook installation on the computer.

CubexSoft Outlook Converter Tool to Convert PST Files to Different File Formats

Follow these simple steps to accurately convert Outlook PST files to Thunderbird email client. Read the complete guidelines and then follow the instructions. Download securely and install the Outlook Export Tool on a Windows operating system.

  1. Click on Add Files button to add PST files with dual modes i.e. Select Single Files or Select Multiple files. And click on the Ok button to continue the process.
  2. Now, check the preview of all selected files before the conversion process.
  3. After that, click on the Export button to choose the saving option from the list –  PDF, MBOX, EML, MSG, EMLX, ICS, CSV, DOC, HTML, MHT, Office 365, Thunderbird, Exchange Server, IMAP, Yahoo Mail, etc.
  4. Browse the destination path to save the converted files and click on the Convert button to start the process.
  5. After completing the process, the application shows the message “Process Completed Successfully”. Then press the Ok button to done the process.

Download Free Version of Software – Check the Software Working & its Functionality

The free demo version of PST to MBOX converter software allows the user to move only the first 25 files. You can simply download the software and learn about its functions and features. After installing, a confirmation message will be shown that provides the information to the user to buy a licensed version. So, you can purchase a licensed version and easily perform unlimited Outlook PST files to Thunderbird.


In this post, we have provided a complete solution to open Outlook PST file in Thunderbird. In addition, the software does not require any technical guidance to move Outlook PST file to Thunderbird. The software comes with a simple and user-friendly interface, which makes it quite easy for the user for importing Outlook to Thunderbird. Moreover, the application is cost-effective and keeps the data integrity with 100% accuracy. No external application installation is required to move files from Outlook to Thunderbird as the tool is a stand-alone application.

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