How to Export Thunderbird Contacts to Outlook – A DIY Approach

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Microsoft Outlook has become a popular email service provider and many users have exported their existing email accounts to MS Outlook. However, users cannot deny the fact that the email migrations are quite challenging and tedious to complete. The attractive features of MS Outlook and smooth user-friendly interface makes it different from the other email service providers. Therefore, users started to export Thunderbird contacts to Outlook. Many users don’t find the Thunderbird program interesting and want to migrate Thunderbird to Outlook.

In this blog, we will discuss the recommended methods to export Thunderbird address book to Outlook.

Reasons to Export Thunderbird Contacts to Outlook

There are various reasons for which users want to import Thunderbird contacts to Outlook. Here we have mentioned some common reasons to transfer contacts from Thunderbird to Outlook.

  • When it comes to compatibility and features with different platforms, MS Outlook is a more popular and widely used email client than Mozilla Thunderbird.
  • Outlook allows users to manage user’s personal information with ease.
  • Outlook allows to configure multiple accounts within a single interface.
  • Outlook facilitates access to the mailbox data even when it is connected to the mail server.
  • Outlook is a flexible and more user-friendly email client than Thunderbird.

When the user migrates Thunderbird to Outlook, emails and contacts are the two most important things that a user keeps in mind while migrating Thunderbird to Outlook. Sometimes the user only wants to import address book from Thunderbird to Outlook. Here, we will discuss two methods to export Thunderbird contacts to Outlook.

Manual Method to Import Address Book From Thunderbird to Outlook

In the manual process of migration, we have divided the method into two simple steps for an easy understanding of the users.

Step 1: Export Thunderbird Contacts to CSV File Format

To export Thunderbird contacts to CSV file format, you need to follow the below mentioned steps –

  • Launch the Mozilla Thunderbird program in your system.
  • Go to the Address Book in the menu bar.


  • Select the contacts that you need to export to CSV format.
  • Click on the tool tab and choose Export in the dropdown.


  • Now define the location to save the contacts. Also, choose the Comma separated (* .csv) in save as type.


  • Click on the save button.

Step 2: Import CSV File in Microsoft Outlook

Now we will move further and transfer the CSV file to MS Outlook. To do so, users need to follow the below steps –

  • Launch the Microsoft Outlook application.
  • Go to the File tab.
  • Click on Open & Export in the left pane.
  • Select Import/Export option


  • In the next window, choose import from another program or file. Click on the Next button.


  • Choose Comma Separated Values (windows) from the list.


  • Click on the browse button to choose the CSV file to import into MS Outlook.


  • Choose the destination directory to export Thunderbird contacts to Outlook.


  • Wait until the process of importing contacts from Thunderbird to Outlook gets completed.

These are the manual steps to import address book from Thunderbird to Outlook. However, there are several limitations as well using the manual approach of conversion. The process is quite tedious and more time consuming. These manual steps would not help users to export emails from Mozilla Thunderbird to MS Outlook. To overcome these limitations, users can use an alternative professional solution to migrate Thunderbird to Outlook.

Alternative Professional Method to Export Thunderbird Contacts to Outlook

As there are limitations with using the manual process of migration, users can use the alternative automated solution available in the market which provides a complete migration of Thunderbird mailbox items including emails, contacts, calendars, etc. to MS Outlook. Thunderbird stores all its mailbox data in MBOX file format and Outlook stores all the data in PST format. Users can use the smart DRS MBOX to PST file converter which supports MBOX files created by 20+ email clients including Thunderbird, Apple mail, Eudora, etc. The professional utility offers several amazing features for its users.

Key Features

  • Allows to save MBOX files in OST, PST, CSV, MSG, PDF, EML, Gmail, Yahoo, Live exchange, Hotmail, IMAP, AOL mail, etc.
  • Imports MBOX to Outlook including all the mailbox items such as contacts, emails, calendars, etc.
  • Also supports the conversion of corrupt MBOX files.
  • Offers a smooth user-friendly GUI.
  • No technical knowledge is required.
  • Converts MBOX to Image format (JPG, GIF, PNG, TIFF)
  • Data integrity and security is always maintained during the process of importing.
  • The demo version is also available to evaluate the performance of the tool.

Wrapping Up

In this blog, we have discussed the methods to export Thunderbird contacts to Outlook. We have provided both manual as well as the automated professional solution. We can conclude that there are several limitations with the manual approach of migration. So, it is suggested to use the professional solution for a quick and hassle-free migration.

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