How to Transfer Firefox Profile to New Computer?

If you get a new Windows PC, you may want to transfer Firefox profile to new computer in order to retain your settings, password, bookmarks and extensions. This page will show you how to transfer Firefox profile to a new computer in just a few minutes.


By Hedy / Updated on November 13, 2023

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How do I transfer my Firefox profile to another computer?

"I am presently running Windows 10 on my old computer, and I bought myself a new computer running Windows 11 64-bit. What's the easiest, safest way to transfer all my settings, add-ons, plugins and themes from Firefox, from old computer to the new?

Does just copying the profile from the old computer do the trick? Or is this just not possible? Firefox is presently downloaded and installed on the Windows 11 computer, waiting for me to make a move. How can I transfer Firefox profile to new computer?"


Why transfer Firefox profile to new computer?

When you search the Internet on Mozilla Firefox, you may perform many operations: allow the website to remember your passwords, add some extensions, bookmark tabs you’re interested in, change settings to suit your need, etc.

All these about your personal data will be saved in a folder called Firefox profile. It enables you to use Mozilla Firefox the way you like, saving time on accessing the information you need.

But what if you replace your current computer with a new one? Do you need to configure the Firefox from scratch to match your workflow? What a laborious thing! But if you copy Firefox profile to new computer, things are different. After moving, you can open Firefox with all your settings intact so you can access to your passwords (if saved), bookmarks, history, and extensions immediately. Meanwhile, it's also helpful to restore important data.

See the next part for the detailed guide to successfully move Firefox profile to new PC.

How to transfer Firefox profile to a new computer?

Here we bring you two different methods to migrate Firefox profile from an old PC to a new PC. Each of them has its own characteristics. Ensure you have looked through all the steps and choose one to achieve your transferring goal.

Using removable device requires you to navigate to the Firefox profile, copy it to an external or USB drive, and restore it to the same location on the new PC. While professional file transfer tool can directly move Firefox profile folder from old drive to the new drive. The steps are very easy and straightforward.

Follow the step-by-step guide below to begin to move your Firefox profile.

Method 1. Transfer Firefox profile to new computer with a removable device

What you need: a removable device such as DVD, CD, or a USB flash drive. Here we take using a USB drive as example.

Step 1. Connect the prepared USB drive to the current computer and make it detected.

Step 2. Locate your Firefox profile on the old PC

* Close your Firefox browser

* Right-click on the Start button or press Win + X to open Run window.

* Type %appdata%\mozilla\firefox\profiles\ on the blank, and click on the OK button or press Enter to open your Firefox profile folder.


Step 3. Copy & Paste the profile folder

* Right-click on the Firefox profile folder and select Copy (or highlight the folder and press Ctrl + C).

* Open your USB flash drive.

* Right-click on the blank space and select Paste (or press Ctrl + V).

Step 4. Transfer Firefox profile to new computer

* Disconnect the USB drive from your old PC and connect it to the new computer.

* Copy the profile folder in USB drive and Paste it onto the Firefox profile on the new PC.

Note: If you are asked whether to replace the file with the same name in the target location, choose Replace and continue the operation.

Method 2. Transfer Firefox profile to new computer with a third-party tool

As you can see, method 1 has so many steps to do. If you’re willing to download a third-party tool, this method will do you a great favor.

AOMEI Partition Assistant Professional is an effective way for Firefox to transfer profile to new computer. It is a reliable app/folder mover that can move filers from one drive to another in just a few minutes. Apart from Firefox folder, it can also help transfer User Profile, migrate Windows system, and clone the entire hard drive from one PC to another.

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Step 1. Take out the hard drive where you store Firefox from your new computer, and connect it with your old PC.

Step 2. Install and run AOMEI Partition Assistant Professional on the old device, click "Free up" in the top panel, and go to "App Mover".


Step 3. In the new window, click "Move Folders".


Step 4. Select the Firefox folder (Here we take Documents as an example). Choose the new drive under the window, and click "Move". 


Step 5. You will see a pop-up message to confirm forcibly closing running applications when moving starts. Click "OK" to begin the process.


Step 6. Wait for a while, and click "Finish" to complement the movement.


Step 7. Reinstall the hard drive on your new PC. After rebooting, your Firebox profile will be transferred to your new computer.


Now, you know how to transfer Firefox profile to new computer in two different ways. Although both of them are working out, we still recommend you to try AOMEI Partition Assistant Professional. It makes the moving process smooth and keeps the folders always safe and sound.

In addition, you can enjoy many other features in this software, such as extending C drive, delete large files, convert MBR to GPT, and more. If you’re working on Windows Server systems, you can switch to AOMEI Partition Assistant Server edition.

FAQs about how to transfer Firefox profile to a new computer

Where is the Firefox profile stored on my computer?
The Firefox profile is usually stored in a folder named "Profiles." You can find it in the AppData directory on Windows, ~/Library/Application Support/ on macOS, and ~/.mozilla/ on Linux.

Can I use Firefox Sync for transferring my profile?
Yes, Firefox Sync is a convenient way to synchronize bookmarks, history, and other data across devices. Ensure that sync is enabled on both computers.

Will my saved passwords be transferred to the profile?
Yes, saved passwords are included in the profile transfer. However, ensure that Firefox Sync is enabled to sync passwords if you're using it as the transfer method.

How do I verify if the profile transfer was successful?
After transferring, open Firefox on the new computer and type "about support" in the address bar. Verify that the "Profile Folder" points to the correct location.

Hedy · Staff Editor
Hedy is an editor of AOMEI Technology. She is very good at solving problems of partition management, and she wants to share all the problems she had already solved to users who met the same questions.