Proven Ways to Import PST to Thunderbird Without MS Outlook

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  • Published on
    March 9th, 2022
  • Updated on
    August 10, 2023
  • Read Time
    4 minutes

Summary:- Nowadays, Thunderbird become most popular among professional and enterprise users due to its features, free-to-use, and open-source email client. It offers several efficient features such as chat options, RSS feed reader, and newsgroup options. Further, it also includes better security and the provision to manage many email accounts. But Thunderbird supports MBOX format to store mailbox data. Thus, if you are an Outlook user who wants to import PST to Thunderbird Without Outlook installation then you first need to convert PST to MBOX and then import the MBOX file into Thunderbird. You can use the Sysinfo PST Converter to convert any type of PST File to Thunderbird MBOX File.

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This technical write-up will discuss the best methods to migrate PST file emails to Thunderbird without Outlook installation.  You can use a third-party solution for the migration. Before moving to the solution part of how to convert PST to MBOX, let’s check the difference between Outlook and Thunderbird.

PST vs Thunderbird

You can check out the differences between Outlook and Thunderbird so that you can figure out why users want to import PST to Thunderbird.

Particulars Outlook Mozilla Thunderbird
Mailboxes MS Outlook emails and mailboxes are stored in a PST File. Thunderbird stores its emails and other mailbox items in an MBOX File.
Graphical User Interface Its interface is complex and sometimes people are unable to understand it It has a Simple interface with clear instructions.
Operating Systems Compatibility Mac, Windows, iOS, Android Linux, Windows, Mac
Application Updates Slow Frequent
Configuration Process The configuration process is difficult and beginners face challenges in the installation and syncing process. It can be easily installed and configured.

Best Method to Import Outlook PST to Thunderbird MBOX Without MS Outlook

Due to the lack of a manual method to import Outlook to Thunderbird without Outlook installation, you need to use a professional PST Converter Tool. It allows users to import PST files emails into MBOX file format. Moreover, the software also converts the PST into 15+ other file formats like EML, CSV, MSG, MBOX, etc. This tool is compatible with both Windows and Mac operating systems.

Steps to Convert PST to MBOX

  • Download, Install and Start the SyInfo PST Converter Tool.
  • Add the PST File that you want to move to Thunderbird.
  • Then you can preview all the emails of the PST File. Mark the emails that you want to convert to MBOX.
  • Select MBOX as a saving option from the drop-down list.
  • Define the Path To Save and then Click on the Convert Button for PST to MBOX Conversion.

Once you have converted the PST file to MBOX, you have to import the MBOX to your Thunderbird Account. This is how all your PST file emails will be imported to Thunderbird.

Steps to Import MBOX Files into Thunderbird

Thunderbird requires the add-on installation to perform the import process. Once you install the ImortExportTools add-on in Thunderbird, you can go through with steps to import MBOX files to Thunderbird:

  • Start Thunderbird, and click on Tools.
  • Here, select ImportExportTools, and click Import MBOX file.

click on tool option

  • In the pop-up tab, the option Import directly one or more MBOX files is set by default. Click Ok.

click ok

  • Browse for the MBOX file from your system and click Open.

click open

  • Finally, you can view all your mailbox items in Thunderbird.

view mailbox items

  • In the end, you can view all the PST File emails in your Thunderbird account.

Why Need to Import PST to Thunderbird Without Outlook?

Some advanced and inbuilt features of Thunderbird insist users to import Outlook PST files into Thunderbird.

  • It is a free, open-source, cross-platform email messing application that allows users to manage their details.
  • Using the Thunderbird, you can open multiple tabs for navigation.
  • It allows you to add multiple email clients easily that supports different protocols such as IMAP, POP3, SMTP.
  • It has a fast and easy email archive option by clicking the “A” button.
  • Users can use several extensions with extended usability.
  • It offers High-security protection for mailbox emails like spam filters, firewalls, and antivirus.
  • Mozilla Thunderbird is very efficient and contains multiple plugins.
  • Users can send weighty files with the support of pCloud.
  • The interface and design are consistent and yet got greater flexibility.

Conclusion

In this article, we understood the best method to import PST to Thunderbird Without Outlook installation and the different reasons to import Outlook PST to MBOX Thunderbird. Therefore, we suggest you use the third-party solution as it also offers you a demo version to analyze the performance and working of the software.

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