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Convert Thunderbird Mail To EML

Published on 17 May 18

Mozilla Thunderbird is a free open source email client for MAC OSX, Windows and Linux users globally. By using free IMAP & POP3 servers, the application allows configuring multiple e-mail accounts. By default, Mozilla Thunderbird stores all its messages in a MBOX file. But sometimes you may need to convert only some files or folders into EML format and wants to use them with other email clients across the different platform like Windows or Mac. So in this blog, we are going to discuss two methods to convert Thunderbird Mail to EML.


User- Query

"I got a new job and i am given a new system. Now, i want my all old emails into my new system. But my previous Emails are in Thunderbird Format and now it can only be accessed in EML format. I searched for an application to transfer my all emails but i haven't found any app on which i can trust. Can anyone suggest me, which software can i use to convert my emails."

Methods to Convert Thunderbird Mail to EML

To Export Thunderbird Mail to EML Format one has to follow these two methods that are :

1. By using Manual Method

2. By Using a Tool
Method 1: By Using Manual Method
1. Select All emails of current folder by CTRL+A or select emails which you want to import and press right click on selected mails >> Select Save as Option
Convert Thunderbird Mail To EML - Image 1

2. Select a folder and Click on Select folder button to save your EML files in a particular folder

Convert Thunderbird Mail To EML - Image 2

Limitations of Manual Method

But using above method, i.e, Manual method \can not perform batch conversion of emails. Tool can easily convert your emails to another format in which you want your data to be accessed. Manual method is only useful when you want to convert only 40-50 emails but if you want to convert emails in bulk than you have to use third party tool. It can convert Full Thunderbird mail to EML format in few minutes. There is no need to convert single email one by one. Naming convention option is not available for Manual Method. It is very time consuming process.

Method 2: By Using MBOX Converter Tool

By using tool you can perform batch conversion of emails. You can add multiple MBOX files and convert them all at same time, also save them in same folder. MBOX Converter Tool has capability to recover all deleted email from MBOX & can restore them into healthy format. It can Recover All MBOX emails along with their attachments. Tool can perform batch conversion of emails. While converting tool provides a option of naming convention by which you can select naming pattern to save each email with, like: save as MM-DD-YY, DD-MM-YY, subject. To view the folder items of each MBOX file, you are provided with multiple options.


Mozilla Thunderbird is one of the most popular email client used by many users. So, there are numerous users who want to import Thunderbird Mail to EML. But there are not able to find a reliable and simple solution. Therefore, we have discussed two step by step methods in this blog to Import Thunderbird MBOX to EML. So, that a user can perform the import process in an precise and easy way.

This blog is listed under Open Source and Development & Implementations Community

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  1. 29 February 20

    Hi, Thanks for sharing this helpful and useful information. I would like to suggest you can Download ZOOK MBOX to EML converter is the most affordable solution for users to convert MBOX to EML format. The tool is also capable to convert any MBOX file of any MBOX supporting email client such as Mozilla Thunderbird, Eudora, Mac Mail, Entourage, Opera Mail, etc.The free demo of the utility is also available for users by which they can test the performance of the utility. Explore More:-

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