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PCDOTS Team ~ Published: 06-Jun-2023 ~ Software ~ 4 Minutes Reading

How to Import DBX Files to Thunderbird Account?

In today’s world, many users are searching for a way to import DBX files to Thunderbird. If you are one of them, you have come to the right place. In this blog, we will illustrate the simplest method for moving several Outlook Express DBX files to Thunderbird. There are some scenarios in which a user needs to switch from Outlook Express to Thunderbird. Some of the major issues which are faced by users while convert DBX to Thunderbird are mentioned below:

User Query related “Import DBX Files to Thunderbird”

Hello there, I’ve been using Outlook Express for the past 3 years and have a DBX file of over 5000 emails. I’d like to convert a subset of emails from a DBX file to MBOX format so that I can open them in Thunderbird or Apple Mail on my Mac OS. Now I’m in big trouble because I’ve never done any kind of migration before. I’d deeply appreciate it if you might recommend a quick and secure approach to import DBX files to Thunderbird. That simplifies my mission and provides an immediate result.”

Microsoft Outlook is a popular email client for Windows users, but Outlook Express (.dbx) no longer meets their needs, so it has been phased out and replaced by Windows Live Mail. This is one of the reasons so many users choose to move from Outlook Express to Mozilla Thunderbird. Mozilla Thunderbird is an open-source cross-platform email client program. It is a little, attentive piece of software that performs admirably.

Export Outlook Express DBX Files to Thunderbird 

Import DBX files to Thunderbird is not a simple operation, but it is still not impossible. You can use a third-party DBX to Thunderbird Converter toolkit to convert Outlook Express DBX files to Thunderbird in a couple of seconds. Here we have two approaches, where here we have two approaches, where you can smoothly import DBX to Thunderbird account without any supportive installation. On the other hand, you have an automated approach for the same. So look at both approaches and get your best option to import DBX to Thunderbird account.

Step 1: In Thunderbird, go to Tools >> Importance

Step. 2 Choose the Mail folder radio button to upload Outlook Express emails to Thunderbird.

Step 3 Choose Outlook Express option and click on Next.

Step 4: All mail files have now been successfully imported into Thunderbird with no restrictions.

Note: To import Outlook Express Address Book to Thunderbird, follow the same steps as above, but instead of mails, pick Address Book Option from Step 2. As a result, the entire Outlook Express Address Book is imported into Thunderbird.

Limitations of the Manual Method while Import DBX Files to Thunderbird

  • Thunderbird’s import option does not always work for Outlook Express email files.
  • For large amounts of Outlook Express data, this is inapplicable.
  • Professional skills are needed to ensure that the files are correctly transmitted.
  • The method is time-consuming and has a high risk of data loss.

Automated Approach to Convert DBX to Thunderbird

To overcome the limitations which is encounter while using a manual way, you can go with an alternative solution i.e. PCDOTS DBX Converter. This outstanding tool enables users to export several email messages from DBX files to Thunderbird account without restrictions. The software’s interface is self-explanatory and user-friendly, so users don’t require any prior technical experience to import DBX files to Thunderbird.

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Stepwise Process to Import DBX to MBOX

To convert a DBX file to MBOX format, follow the steps below:

  • Install the PCDOTS DBX to Thunderbird Converter on your device to import DBX files to Thunderbird.
    download dbx to thunderbird converter
  • To load DBX files to the program screen, select DBX files from the drop-down list and select a suitable choice.
    select dbx files
  • The app would then display all of the DBX files on the left pane. Select the appropriate DBX file to have a full preview of the emails.
    preview dbx emails
  • Then, on the Export button, select MBOX from the drop-down list as a file saving option to import DBX files to Thunderbird.
    select mbox saving option
  • Choose the desired location to store the resultant MBOX file. Finally, click the Save button.
    click save to import dbx to thunderbird

So, this is the complete process of migrating emails from Outlook Express DBX Files to MBOX format. Thereafter you are able to export Outlook Express DBX Files to Thunderbird without any supportive installation.


Finally, we’ve described two methods to import DBX files to Thunderbird. Both manual and automatic approaches are demonstrated in the most user-friendly manner possible for all users, even computer novices. We suggest using a DBX converter because the traditional manual approach requires several steps and technical knowledge. Import multiple.dbx files into Mozilla Thunderbird in one go with the tool. Through this amazing software you can easily import DBX to Thunderbird.