Overview: This guide will show you the methods to transfer Thunderbird to new computer? There are many users who want to move Thunderbird to a new computer or device. If you are also one of them, you have come to the right place.
In this upcoming section, we will explore both manual and automated solutions to transfer Thunderbird emails to new computer. But before that, let us know the reasons behind moving emails from Thunderbird to a new PC.
Reasons to Transfer Thunderbird Emails to New Computer
Thunderbird is the most popular email client and is available for Windows, macOS, and Linux platforms. There are many mobile-friendly email apps, but Thunderbird does not support iOS or Android. It is connected to the email servers. It can retrieve and manage your emails locally on your device.
Thunderbird uses a profile folder to separate the directory. It can store important emails, saved passwords, account settings, and preferences. This folder makes backup or transfers easy. This separation means you can remove or reinstall the Thunderbird application without affecting your data.
When the user wants to transfer Thunderbird to new computer on Windows 11, not only is reinstalling the applications enough. You need to back up your entire folder. It will ensure that all your emails, account details, and all configurations appear on the new computer as it is on your old one.
User Query:
“I’ve been using Mozilla Thunderbird on my old PC, and now I want to transfer Thunderbird emails to new computer on Windows 11. I don’t want to lose any of my emails, folders, or account settings by moving Thunderbird data to a new computer. What’s the easy and reliable way to migrate all my copying Thunderbird profile to a new computer safely and easily?”
How to Transfer Thunderbird to New Computer Manually?
There are many reliable ways to move Thunderbird emails to a new computer. You will need to copy the Thunderbird data, especially the profile folder. Here is a step-by-step process to transfer Thunderbird emails to new computer discussed below-
- Access the Thunderbird Profile Location:
- First of all, press Windows + R.
- After that, type %appdata% and then press the Enter button to continue.

- This will open the AppData/Roaming directory.
- From there, you can locate and open the Thunderbird folder to move Thunderbird to new PC.

- Find the Profiles Folder: Inside the Thunderbird folder, you can find a folder named profiles. Where all your emails, account settings, and personal configuration are stored.

- Copy the Profiles Folder: You can copy the entire folder to an external USB stick or an external hard drive.
- Transfer to the New Computer:
- In your new computer, you can install Thunderbird
- Again, go to %appdata% >>Thunderbird.
- You can replace the new one with the old one copied from the old computer.
- Then, restart Thunderbird and load all your original data.
Done!
But this method only works when both devices are running similar Thunderbird versions. It also preserves account setup, local emails, and address book data. But sometimes this can be time-consuming and not work easily to transfer Thunderbird to new computer.
How to Move Thunderbird Emails to New Computer Quickly?
You can use the Yota Thunderbird Migrator on a Windows PC to transfer Thunderbird emails to new computer effortlessly. When you are dealing with large emails and multiple profiles, it is the wise choice to use this software.
Additionally, it lets you backup Thunderbird emails to the desktop in the form of multiple popular file formats. You can export Thunderbird to PST, PDF, HTML, EML, MBOX, etc. Along with this, you can import Thunderbird to Gmail, Office 365, Yahoo Mail, and almost all IMAP email providers. It can import Thunderbird email to Thunderbird without the file size limitations.
Steps to Transfer Thunderbird to New Computer are as follows:
- Download and install the Thunderbird migration tool on your new PC.
- Click Open > Desktop Email Clients > Thunderbird Accounts > select Thunderbird profile.

- Click on the Export option and select MBOX as a saving format.

- Browse for a location to store the MBOX file and click Save to begin the process.

It’s done! These are the few steps to transfer Thunderbird emails to new computer.
This professional software is more useful for Thunderbird users who can deal with multiple MBOX files. If you want more control over your data when you import. You can also convert MBOX files to multiple formats by MBOX Converter for Windows.
Frequently Asked Questions-
Question 1. How do I transfer Thunderbird emails to a new computer?
Ans: If you’re technically inclined, you can manually copy your Thunderbird profile to your new computer. But if you’re not, we recommend using an automated solution like Yota Thunderbird Migrator to effortlessly transfer Thunderbird to new computer.
Question 2. Will my email accounts and settings transfer too?
Ans: Yes, the tool transfers Thunderbird to a new PC with all data profiles, including the emails, folders, account settings, and preferences.
Question 3. Is it compatible with both Windows and Mac to move Thunderbird to a new PC?
Ans: No, both manual and automated methods work on Windows systems only.
Question 4. Is there any risk of data loss?
Ans: Manual method carries risk if steps are missed, but the automated tool ensures safe transfer with zero data loss while moving Thunderbird to a new PC.
Question 5. Are there any limits on how much data I can transfer Thunderbird to new Computer?
Ans: No, the tool handles bulk data migrations, supports large profiles, and maintains the original folder structure with no restrictions.
Wrap Up
Moving Thunderbird emails to a new PC is not a difficult task. In the above guide, we discussed both the methods to transfer Thunderbird emails to new computer. Whether it’s a manual or a professional method. You can opt for the method according to your requirements or choice. We will try our best to guide you on how to smoothly and efficiently transfer Thunderbird to new computer. I hope this guide will be helpful for you.