How to Import Thunderbird Mail to Zimbra Desktop? Get Thunderbird to Zimbra Tool Now!

admin | Office 365 | 3 minutes read | Modified on: 22-06-2019

Nowadays, many users make use of email client application for managing and accessing emails offline. One of the most used application is Mozilla Thunderbird that delivers number of services to users such as emailing, chat, group, news feed, email management etc. However, it is also behind in providing additional functionalities. Thunderbird is an application that save single email message using EML format and in order to store complete mailbox, it uses MBOX format.

Mozilla Thunderbird does not include any direct option for connecting Thunderbird to Zimbra Desktop. On the other side, Zimbra is also popular open-source email client application that supports TGZ format to save its mailbox. Therefore, if you are looking a solution to migrate Thunderbird mail to Zimbra, then you are at the right place. Download Thunderbird to Zimbra Software and export Thunderbird messages to Zimbra Desktop.

How to Import and Export Thunderbird to Zimbra?

In order to discard the issue of how to import Thunderbird folder to Zimbra, experts came up with the idea of automated third party Thunderbird Converter Tool. The application is particularly programmed to batch convert Thunderbird mailboxes to Zimbra email client. The software is designed with consistent and simple working interface. Moreover, it is not necessary to install Zimbra client and server.

Follow the steps and move Thunderbird emails to Zimbra Desktop –

Step 1. Download and launch Thunderbird to Zimbra Tool on Windows System.

Step 2. Click on Select File(s) option and add Thunderbird files by using Select File and Select Folder button. Click Next.

Step 3. Now, the software start displaying the list of Thunderbird folders. Select the required one in order to list its included files and to check the associated data using Preview window. Click on Save Attachments button to save only the attached files of specific mail.

Step 5. Press Export button and choose Zimbra as a saving option.

Step 6. Now choose the required option from Advanced Filters. Select All Mail to import entire Thunderbird emails to Zimbra. Select Apply Filters to export the desired emails to Zimbra by setting the date range. Also, a separate option is also available to apply the attachment filters. Select the option as per need and click Apply.

Step 7. Use the File Naming option for easy accessibility of resultant file after conversion. Click Browse button and select the saving path to save exported file.

Step 9. Hit Export button and start exporting mails from Thunderbird to Zimbra Desktop.

Step 10. Click OK after getting a message on screen “Conversion is Done”.

Thunderbird to Zimbra – Best Tool for Thunderbird Mail to Zimbra Process

Thunderbird to Zimbra Converter is a perfect and intelligently designed application for exporting Thunderbird profile messages to Zimbra Desktop. It includes numerous features, which are advance and reliable to opt and helps in executing the entire process without damaging the content originality. And, the remarkable thing about the tool is that it can perform batch conversion with exact email attributes and folder structure.

Features Insight of Thunderbird to Zimbra Tool

  • The software carries comprehensive and simple GUI for easy migration.
  • Installation of any supported application is not needed to carry out the operation successfully.
  • Capable to export multiple Thunderbird mails to Zimbra.
  • Preserves the data integrity of Thunderbird messages throughout the process.
  • Advance Save Attachments button to save attached files of a particular Thunderbird mail separately at required location.
  • Includes Browse button to choose the saving path as per need to save resultant file.
  • No file size limitation, has the ability to import unlimited Thunderbird mailboxes to Zimbra at one time.
  • Folder structure of Mozilla Thunderbird profile remain maintained as before after conversion.
  • Software is downloadable on all versions of Windows OS including Win 10.


In the above article, we have discussed a process to export Thunderbird to Zimbra. The application carries direct process and import emails from Thunderbird mailbox to Zimbra Desktop. However, by utilizing the tool, a user can successfully and accurately export Thunderbird folders to Zimbra. Download the free demo of the tool and check the software working by transferring first 20 Thunderbird mails to Zimbra.