How To Migrate your Thunderbird Mailbox from Linux to Windows

Tags: migrationServer ManagementthunderbirdWindows

Published on: May 20, 2016 by Manu M.

How To Migrate your Thunderbird Mailbox from Linux to Windows


Most of us use email clients like Outlook, but for us Linux geeks Thunderbird is the one mail client that is reliable (Fingers crossed :p). So did you wonder if it is possible to migrate your complete mailbox in Linux Thunderbird to Windows Thunderbird? If so, this blog will be a blessing in disguise for you. 🙂 Let us see how thunderbird migration is made possible.


Thunderbird is the most flexible email client present which is available for all platforms. Users can easily migrate from one platform to another by taking their old profiles and can access them on the required platform with the help of Thunderbird email client.

How to copy the Thunderbird mailbox in Linux?

Linux is an open source platform having many email clients but Thunderbird is the most popular among all.

In Linux, the data is stored in the directories. Similarly Thunderbird mailbox data and profile settings are stored in the following directory


Go to your home folder & press ” Ctrl + h ” to view hidden folders

Just copy this entire directory to the USB pen drive on Linux Platform

Inside .thunderbird, the users can see many other files & folders named Cache, Mail, IMAP Mail etc.

The profile.ini file contains the profile of the Thunderbird account in which the default location path is there which is given below:



How to Import Old Thunderbird Mailbox on Windows?

Thunderbird stores the data in the profile directory not in the program directory since it is easy to re-install or do upgrade while choosing profile directory without any worry to lose the data.

Your profile has all of your mail, address books, settings, saved passwords, add-ons, etc. Thunderbird uses profiles.ini file to find the existence and location of the profiles unlike the default location which is used by other email clients.

Create a new profile and migrate your old data

Follow the below steps:

First install the Thunderbird application on your Windows PC.

Then open the application and create a new profile or account.

After creating the profile, close the application and then paste both the profile and its profile.ini file which was copied from Linux Platform containing the account setting for that particular profile to the local destination of Thunderbird mail client which is given as:


This is the location where the user should copy the previous profile data which was copied from Linux platform.

Note: Thunderbird application should be closed during copying the profile file at the local destination.

After pasting the Linux platform profile to the local directory, run the Thunderbird application. Now there the user can see the newly added profile.

Now, this is all about migrating your Thunderbird mailbox from Linux to Windows.

Info: Thunderbird email client uses MBOX file format which is used by many other email clients as well.

Get 24/7 expert server management

Category : Howtos, Linux, Windows

Manu M.

Manu M.

Manu has been with us for past one and half years and is a person with good technical skills and domain knowledge. Being a highly athletic personality, Manu likes to play Cricket and Badminton of all games whenever he gets time off. Apart from his technical and athletic abilities, he is a good writer and has tried his hands on penning a few poems of his own. He believes in the mantra that "small things matter the most" and this nature can also visible in his blogs and writings.

You may also read:


Add new commentSIGN IN

Let's Connect

Get new updates


$0.000 items