How Do I Open Outlook Email in Thunderbird?

Ritu Roy | Email Conversion email migration How to's Outlook Software Technology | 6 minutes read | Modified on: 26-04-2023
how do i convert outlook email to thunderbird

The finest email clients available right now include Mozilla Thunderbird and Outlook. Various situations and preferences may lead you to feel the need to switch your email client. People commonly want to know how to open Outlook email in Thunderbird because their business requires them to do so.

Read the article for the whole process to convert Outlook email in Thunderbird if you have any doubts about how to do this.

Complete Introduction – MS Outlook and Mozilla Thunderbird

Microsoft Outlook –

Outlook is a personal information manager and email software program developed by Microsoft. It is primarily used for managing emails, but it also includes features for managing contacts, calendars, tasks, and notes. Outlook is part of the Microsoft Office suite of applications, and it can be used on Windows, macOS, iOS, and Android operating systems. Outlook supports a variety of email protocols, including POP, IMAP, and Exchange, and it can integrate with other Microsoft services, such as OneDrive and Teams. Additionally, Outlook offers advanced features such as spam filtering, rules and alerts, and integration with other productivity tools like Microsoft To Do and Planner.

Mozilla Thunderbird –

Mozilla Thunderbird is a free, open-source email client and personal information manager that allows users to manage their email accounts, contacts, calendars, and news feeds from a single interface. It is developed by the Mozilla Foundation, the same organization that created the popular web browser, Firefox.

Thunderbird offers features such as customizable message filters, advanced search capabilities, and a built-in RSS reader. It also supports multiple accounts and identities, encryption, and various add-ons and extensions to enhance its functionality.

Thunderbird is available for Windows, Mac OS, and Linux operating systems, and it is compatible with a wide range of email providers and protocols, including POP and IMAP. It is a popular alternative to other email clients such as Microsoft Outlook and Apple Mail.

Why Users Need to Open Outlook Email in Thunderbird?

There could be several reasons why a user may want to convert Outlook .pst file to Thunderbird:

  • Cost: Thunderbird is a free and open-source email client, whereas Outlook requires a subscription or one-time purchase.
  • Platform compatibility: Thunderbird is available for Windows, macOS, and Linux, while Outlook is only available for Windows and macOS.
  • Customization: Thunderbird allows for more customization options, such as the ability to use themes and add-ons.
  • Privacy: Thunderbird is known for its strong privacy features, including end-to-end encryption and no tracking.
  • Migration: If a user is switching from a Windows computer to a Linux computer, or vice versa, it may be necessary to convert Outlook data to Thunderbird to ensure compatibility with the new operating system.

Overall, the decision to convert Outlook mailbox to Thunderbird may be based on a combination of these factors, as well as individual preferences and needs.

How Do I Convert Outlook Email to Thunderbird Manually?

To manually convert Outlook items to Thunderbird, you can follow these steps:

  1. Export Outlook data to an intermediate file format, such as CSV or vCard, that can be imported into Thunderbird.
  2. Import the intermediate file into Thunderbird.

Here are the detailed steps:

Export Outlook data:

  1. Open Outlook and click on “File” > “Open & Export” > “Import/Export”.
  2. In the “Import and Export Wizard” window, choose “Export to a file” and click “Next”.
  3. Choose “Comma Separated Values” or “vCard” as the export file type, depending on your preference. Click “Next”.
  4. Select the folder that you want to export, such as “Contacts” or “Calendar”, and click “Next”.
  5. Choose the location where you want to save the exported file and give it a name. Click “Finish” to export the data.

Import the intermediate file into Thunderbird:

  1. Open Thunderbird and click on “Tools” > “Import”.
  2. In the “Import Wizard” window, choose the appropriate option based on the type of data you want to import, such as “Address Books” or “Events and Tasks”. Click “Next”.
  3. Select the file format that matches the export file type you used in Step 1, such as “CSV” or “vCard”. Click “Next”.
  4. Browse to the location where you saved the exported file and select it. Click “Next”.
  5. Choose the destination folder in Thunderbird where you want to import the data and click “Next”.
  6. Review the import options and click “Finish” to complete the import process.

Once the import process is completed, you should be able to access your Outlook data in Thunderbird.

Drawbacks of the Manual Method

There are several drawbacks of manually converting Outlook data file to Thunderbird:

  • Time-consuming: Manual conversion of Outlook email to Thunderbird can be a time-consuming process, especially if you have a large number of emails, contacts, and other data to transfer.
  • Technical expertise: The manual conversion process requires technical expertise, as it involves exporting data from Outlook and importing it into Thunderbird. If you are not familiar with these processes, you may encounter difficulties.
  • Compatibility issues: Thunderbird may not be compatible with some of the features and data types in Outlook. This can result in data loss or corruption during the conversion process.
  • Loss of formatting: Emails and other data may lose their formatting during the conversion process, which can make them difficult to read and understand.
  • Loss of metadata: Metadata such as sender, recipient, date, and time may be lost during the conversion process, making it difficult to sort and search for emails.
  • Loss of attachments: Attachments may be lost or corrupted during the conversion process, resulting in the loss of important files and data.
  • Risk of data loss: There is always a risk of data loss during the conversion process, especially if you do not have a backup of your data. It is important to take appropriate precautions to minimize this risk.

Overall, while manual conversion of Outlook mails to Thunderbird is possible, it is a complex and time-consuming process that carries significant risks of data loss and corruption. It may be more efficient and effective to use a specialized software tool to automate the conversion process.

Quick Way to Open Outlook Email in Thunderbird with Attachments

It is obvious that the above manual procedure takes a lot of time, and people need a quick fix. So, choose for a time-saving and reliable solution like the PST to MBOX Converter. You may simply open selected Outlook mailboxes in Thunderbird with this software. Even numerous PST files can be exported simultaneously.

To convert an Outlook data file to Thunderbird using CubexSoft Outlook File Converter, you can follow these steps:

  1. Download and install the software on your computer.
  2. Launch the software, got Add Files option, and select the “Export Single Files” or “Export Multiple Files” options to add your Outlook data file.
  3. Choose the desired file format as Thunderbird.
  4. Select the desired location on your computer to save the converted file.
  5. Click on the “Convert” button to start the conversion process.

Once the conversion process is complete, you can view the complete conversion report in TXT file format.

Note: CubexSoft Outlook Converter supports various other output formats such as PDF, MBOX, EML, MSG, PDF, HTML, etc. depending on your requirements; you can choose the appropriate format. CubexSoft Outlook Export is a paid software, so you need to purchase a license to use all of its features.

Final Verdict

There are several ways to open Thunderbird Mail in Outlook, but users commonly want a quick and trustworthy solution. We covered both the manual approach and automated software in this blog. With the help of the software, you can rapidly convert Outlook PST files and access them in Thunderbird without losing any data. Importing emails from Outlook to Thunderbird is a reliable and simple solution for all users.