How to Import DBX to Thunderbird Local Folders Automatically?

  Rollins Duke
Rollins Duke   
Published: June 18th, 2026 • 11 Min Read
In today’s scenario, many users were searching solution for Import DBX to Thunderbird. If you are also, one of them who is looking for the same issue then this is the right place for getting the correct solution. Read the complete blog and stay tuned with us for more information.

User query: Hi! Currently, I am using Outlook Express as my email application and it has many emails. Due to some reason now, I want to import DBX to Thunderbird. I have no idea how to import Outlook Express to Thunderbird. Kindly help me out from this situation and suggest best – suited solution for performing this task effectively and efficiently. Thanks in advance!

Just like the above users, there are more users who are searching solution for the same issue. All the challenges that users have to face at the time of importing Outlook Express DBX files to Thunderbird, will be overcome in this blog post. We guarantee that users will not have to struggle at the time of implementing this procedure.

Import Outlook Express DBX files to Thunderbird is not an easy process. This task is quite difficult but still completing it is not impossible for users. This process can be done with the help of different techniques which we are going to describe now. But before that, we will mention that why users look to import DBX to Thunderbird local folders.

Convert Outlook Express to Thunderbird – Reasons

There are certain reasons why users need to import Outlook Express DBX files to Thunderbird:

  • Outlook Express DBX files have high chances of corruption
  • The speed of DBX files is extremely slow, due to which users have to face a lot of problems.
  • Mozilla Thunderbird has more advanced features than DBX files
  • Thunderbird is an open-source and freeware email application

What are the different techniques to import DBX to Thunderbird?

There are two different ways of migrating from Outlook Express to Thunderbird migration:

  1. Manual Approach
  2. Non-manual Approach

Manual solution for transfer emails from Outlook Express to Thunderbird

There are many users who think that a manual solution is best for solving this issue. So, let’s discuss about the manual solution of Outlook Express to Thunderbird import:

1: Using the Thunderbird Built-in Feature.

With the help of below steps you can import Outlook Express DBX files to Thunderbird:

  1. First, launch the Mozilla Thunderbird application on your system.
  2. Then, users have to navigate to the toolbar and select the Tools option.
  3. Thereafter, a menu list will open in front of the users and choose Import and click on the radio button next to the Mail.
  4. After that, click on the Next button to continue import Outlook Express DBX files into Thunderbird process.
  5. Then, choose the Outlook Express option from the given menu list and hit on the Next button.
  6. After this, all the emails, account settings, and contacts of the Outlook Express will start importing into the Thunderbird application.
  7. Now, click on the Finish button to quit the import window after completing the convert DBX to Thunderbird.
  8. Finally, restart the Thunderbird account and verify the procedure is done by clicking on Tools >> Account Settings. Here, users can check the imported emails, address book, etc.

2: Drag and Drop Method.

You can convert the DBX files to EML files and then you can manually add them to Thunderbird:

  1. At first, you can use the converter to convert DBX to EML file.
  2. After converting the DBX file into EML, open Thunderbird.
  3. Create a new folder in Thunderbird.
  4. Now, open the folder which contains the converted EML files.
  5. Select the EML files.
  6. Drag and drop the EML files into Thunderbird folder.
  7. Verify that all the emails have been imported successfully.

Limitations of using Manual Solution

There are certain limitations of using the manual solution, due to which users will have to face a lot of difficulties in completing the process. Some limitations are mentioned below:

  • Manual Solution is a lengthy and time taking procedure
  • There are high chances of a data loss scenario
  • It requires some technical assistance for the completion of the task
  • Users will not be able to import a large amount of data

Hence, it is not good to use this method for import DBX to Thunderbird procedure.

Technical approach of Import Outlook Express to Thunderbird

If you want to import DBX files to Thunderbird and you have a large number of files to import then in this case you can choose IT expert recommended BitRecover DBX Converter, which is used and trusted by professionals worldwide. This tool allows users to export Outlook Export DBX files to Thunderbird in bulk. The software can be useful for users who no longer have access to Outlook Express and need to convert the DBX files at once. The interface of software is simple to use for both technical and non-technical users.

How to import DBX file into Mozilla Thunderbird?

Follow some simple steps for completing this task in an effortless manner:

  1. First, install and run DBX to Thunderbird Converter on your Windows OS.
    import dbx to thunderbird
  2. Now, select Outlook Express DBX files from your computer and then click on the NEXT button.
    select dbx files
  3. Then, check the DBX files/folders from the software panel and click on the Next button.
    choose required folder
  4. Thereafter, select the Thunderbird saving option from the given drop list.
    select thunderbird format
  5. Now, it will automatically select the destination path and hit on the Next button to continue the process.
    select destination path
  6. DBX file to Thunderbird conversion process is running, users can see the live running process on their screen.
    live process
  7. Import DBX to Thunderbird converted successfully. Users can see imported OE DBX files in the Mozilla Thunderbird profile.
    import successfully

About DBX to Thunderbird Converter

The DBX to Thunderbird converter simplifies the process of moving the Outlook Express emails to Thunderbird while keeping the data organized and accessible.

  • Easy Migration: DBX to Thunderbird Converter is a simple yet powerful tool that helps you to import Outlook Express DBX files to Thunderbird. This tool can transfer the emails, attachments and the other information in just a few clicks. The software is designed to make the process of migration easier and faster.
  • Supports All DBX Versions: The software works with DBX files from various versions of Outlook Express, such as 4.0, 5.0, 5.01, 5.5, and 6.0. Users only have to add the DBX files to start the conversion process. It makes the process useful for both home users and businesses who want to switch to Thunderbird.
  • Preserves Email Data: The tool transfers the email data, such as attachments, images, formatting, and folder structure. It helps users to access the old Outlook Express emails in Thunderbird without going through lengthy manual procedures.
  • Direct Import: DBX to Thunderbird also provides the option to import DBX files to Thunderbird’s default profile location directly. This reduces the need for extra import or export steps.
Features of a Professional DBX to Thunderbird Converter

Here are the main features of the DBX to Thunderbird Converter tool:

  1. Supports DBX to Thunderbird migration.
  2. Provides a batch conversion option to convert multiple emails from DBX files to Thunderbird.
  3. It is capable of counting DBX files from the selected folder before conversion.
  4. It allows maintaining rich-text formatting and metadata properties. Provides security during the conversion process.
  5. Highly compatible with all the versions of the Windows Operating System such as Windows Vista, Windows XP, Windows 7, Windows 8, Windows 8.1, Windows 10, etc.
  6. Easy to use the app, because it is designed with a simple GUI (Graphical User Interface).
  7. No file size limitation, any user can convert unlimited emails from DBX to Thunderbird.
  8. Offers free demo edition for evaluation as well.
About Mozilla Thunderbird

Thunderbird is an open-source, cross-platform web application that offers you a boatload of email functionalities like- message management, themes, junk filtering, and many more. Basically, this email app was developed by Mozilla Corporation. Thunderbird keeps your messages, images, settings & contacts in a folder named Profile that is present at (Windows). And the store location of Thunderbird is given below –

C:\Users\admin\AppData\Roaming\Thunderbird\Profiles\PROFILE NAME\ImapMail\imap.gmail.com

Frequently Asked Questions

Q 1: How to find DBX from Outlook Express?

A: Actually, DBX files are found at the default storage location of Outlook Express & the location can be navigated by following steps –

Tool menu >> Options>> maintains tab >> store folder >> location path

And copying that path & paste it into Address Search Bar. Now, you will get email data with DBX file extension.

Q 2: How user can import inbox .dbx to Thunderbird?

  1. Run DBX to Thunderbird Converter and choose the Select Files or Select Folders option to choose DBX files.
  2. After selecting DBX files from the computer, choose Thunderbird as saving format.
  3. The software automatically chooses the default storage location for storing the resultant data.
  4. Press the Next button to start the process to import Outlook Express DBX files to Thunderbird.
  5. After completion, run Mozilla Thunderbird to previewing DBX email in Thunderbird.

Q3. How to open .dbx file?

You can open the DBX file with any DBX viewer, but if you want to open the DBX file in a readable format, then you can convert DBX to PDF, so you can easily open and read it. The DBX file, you need to install DBX to PDF converter by  BitRecover, then you have to select the DBX file or folder, choose the required folder to convert and then select the PDF format from the saving option and then choose the desired destination to store the converted file and at the end, click convert button to start the process.

What Clients say?

This software saved me a lot of precious time & effort to import DBX to Mozilla Thunderbird. I must say that this was one of the great paid tools that I have ever bought till date. And I was able to import all of my email items of Outlook Express DBX files to Thunderbird, which I had never thought of that it can be done with ease. Previously I took the help of BitRecover’s free software and it did a fantastic job that is why I decided to try, DBX to Thunderbird software of this company, seriously it did a good job.

– Avent Laurent, US

The DBX to Thunderbird Tool works really well!!!!! I have tried many manual methods but nothing worked for me. Luckily, somehow, I reached the BitRecover website and found this tremendous software, which easily convert DBX files to Thunderbird with details without any data loss. Thanks to all the BitRecover experts who designed this ultimate software.

– Barbara D. Sharp, Australian

Actually, I never knew that email conversion is so easy. Using BitRecover for DBX files to Thunderbird software for importing DBX to Thunderbird was so easier. I will give five stars to all the team for developing such advanced software.

– Allen, American

Excellent program!! The solution offered by the tool is amazing. In fact, I never thought DBX to Mozilla Thunderbird conversion would be such an easy task. I must say, it is an incredible software to convert DBX mailboxes to Mozilla Thunderbird format within few minutes.

– Abby Somerset, French

Conclusion

Here, we have discussed about import DBX to Thunderbird in brief. We have described three methods for solving this particular issue in this blog post. Both manual and technical solutions are mentioned here. Like always, a manual solution contains technicalities and it is a lengthy process as well. That’s why using the automated solution is best for both technical and non-technical users. By using the software mentioned in this blog, users will easily be able to accomplish this task without facing any hassle.

For the ease of users, the trial version is also available. In this, the user can easily convert the first 25 DBX files. To convert more DBX files, users have to purchase the licensed edition of the software. If you have any issues related to converting the DBX files, then you can contact the support team, who are 24/7 available for resolving the issue.

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