How to Import Local Folders From Thunderbird to Outlook?

If you are searching a method to resolve “how to import local folders from Mozilla Thunderbird to Outlook?” query then stop your search here. In this write-up, a complete step-by-step method will describe accomplishing the migration of Thunderbird local folders into Microsoft Outlook 2019/ 2016/ 2013/ 2010/ 2007. Now without wasting any, let’s get started!

Similar Queries People Usually Ask:

  • How to Move Local Folders from Thunderbird to Outlook?
  • How do I migrate from Thunderbird to Outlook 2010?
  • Transfer Thunderbird local folders to Outlook?
  • How do I convert Thunderbird to PST?

Though the queries may differ, they all can be resolved by the same solution as defined in this article.

Well Rounded Technique to Transfer Local Folders From Mozilla Thunderbird to Outlook

Before initiating the process, we first need to understand the file structure of both the email clients. Thunderbird, a free email client, support MBOX whereas Outlook supports PST file format to store the email messages.

Hold On! There is a turning point

There is no direct method through which one can know how to import local folders from Thunderbird to Outlook. To resolve this issue, it is mandatory to transfer Thunderbird local messages into Outlook readable file format. It means there is a requirement to change the MBOX file type into .pst extension file (supported by MS Outlook).

Rejoice, Users! A Smart Utility already exists

To achieve the same, users can take help of an automated software named as MBOX to Outlook Converter. An innovative and adept tool that excels in transferring local folders of Thunderbird into Outlook supported file (PST). After that, you can easily move this file to any version of MS Outlook and can access the messages.

Software directly fetches the local folders from Mozilla Thunderbird and generates an equivalent UNICODE PST file. This allows users to access all emails and attachments of local folders in every Outlook edition including 2019, 2016, 2013 and lower.

Besides this, you can also export the Thunderbird MBOX file into multiple other formats like NSF, EML, MSG, and HTML format. Now explore how the tool accomplishes this task effortlessly.

Complete Guide on How to Import Local Folders From Thunderbird to Outlook

Initially, you need to either install the demo or licensed version of software on Windows system. The free version is good to analyze all the functionalities before purchasing the full edition of converter software. However, it has a limitation that it can import only first 25 items per folder into desired file format.

Once you set up the software in a system, go through the below instructions.

Step 1. Click on Add File button to initiate importing local folder from Thunderbird to Outlook as shown in screenshot.


Step 2. In the next pop-up box, select Mozilla Thunderbird application and Default profile configured radio-button to transfer folders. Then, click Next.

Step 3. Click on Select Identities drop-down button and opt for Local Folders. This will enable the software to fetch those folders automatically thus providing users with a simple approach to resolve how to import local folders from Thunderbird to Outlook. In addition, a user can also import the Thunderbird setup identities into a folder in Outlook.

Adding to it, Convert All Identities option is available that use to transfer all the configured profiles data into Outlook format in one shot. Afterward, click on Process to continue the conversion.

Step 4. After completion of scanning, all the folder comprises under the Local Folders get displayed on the software interface.

Step 5. To check the local folders emails, just click on any folder from the panel and its email get appeared on preview pane. Here, the multiple email view options are present such as Normal Mail View, Hex View, Properties View, MIME View, Attachments, Message Header View, Email Hop View, RTF View, and HTML View to display the message in different formats.

Step 6. Once you have done with the above step, click on Export from menu.

Step 7. On Export Options wizard, you have two options Export All Folders & Export Selected Folders. If you want to import data of all the Local folders, then go with the Export All Folders option. Else, for selective conversion, opt for Export Selected Folders and select the desired folder for conversion.

Step 8. To import Thunderbird local folders into Outlook, select the PST format under “Choose the option to export the File as” section. Here, PST Split option is available that use to break the oversized resultant Outlook data file into equivalent smaller files to overcome data corruption issue.

Step 9. Browse a safe location where the output file will save by clicking on the Change button.

Step 10. Finally, click on Export to mark the end of solution for – How to import local folders from Thunderbird to Outlook supported format.

Step 11. After the completion of process, a summary report gets saved in the system in HTML format. It provides information like Source File Name, Success Count, Fail Count.

Got PST File, Now Transfer them to MS Outlook folder

The above procedure enables a Thunderbird user to get the local folders as Outlook data file. Now, use the below instructions and transfer this PST into Microsoft Outlook.

  1. Go to File and select Open & Export >> Import/Export.
  2. Now you need to opt for Import from another program or file and hit Next.
  3. After that, opt for Outlook Data File (.pst) and click on Next button.
  4. Upload the PST file using the Browse button.
  5. Next, select Import items into the current folder option.
  6. At last, click on Finish.

Few Closing Thoughts

This write-up shared a solution for the most searched query – how to import local folders from Thunderbird to Outlook. Here, we have discussed a direct and easy workaround that can be easily used by any type of user without any problem.