10 Best Firefox themes to transform the default UI

Although Mozilla Firefox has improved so much over the past couple of years, you might not like the user interface. That is why you can use these Mozilla Firefox themes to personalize or customize the Firefox browser on your computer. All these themes are available on the official repository, and you can download them for free for your Firefox browser.

Best Firefox themes

Some of the best Firefox themes are:

1. Blue Glass Moon
2. Black Musical Notes
3. Sparkle Snowflake Blue
4. Autumns Light
5. Animated Matrix
6. Dark space
7. Animated Turntable Vinyl 3
8. Real Madrid Blue
9. SakuraCatby1041uuu
10. Windows 11 Dark Bloom

To learn more about these themes, continue reading.

1] Blue Glass Moon

Blue Glass Moon is for those who like to have a dark theme on their Firefox browser. However, it comes with a white and blue moon on the right side so that it looks much better than the complete black mode. The user interface looks much better than the system default UI with the sky-blue font color. Download theme from addons.mozilla.org.

2] Black Musical Notes

If you like music and want to install a Firefox theme with a musical touch, you can check out the Black Musical Notes theme. As the name says, it has some musical notes in the graphics alongside a black interface. The problem with the theme is that you might get issues when you have a full of Firefox tabs and go to access one of them on the right side. Download theme from addons.mozilla.org.

3] Sparkle Snowflake Blue

If you want to install a Christmas-style theme on your Firefox browser, Sparkle Snowflake Blue could be a great choice. Like the aforementioned theme, it has black on one side and slow flake graphics on the other side. However, when you try to access some tabs on the right side, you might get issues reading the titles. Download theme from addons.mozilla.org.

4] Autumns Light

If you like forests and autumn, this theme is specially for you. It has bright yellowish graphics with a forest in the background. Although the theme doesn’t change the font color to something very bright, it changes the UI up to some point. Download theme from addons.mozilla.org.

5] Animated Matrix

Who doesn’t like Matrix? If you are one of the fans, this theme will be a great companion for you. That said, it is an animated theme with matrix-style graphics. Although some people find animated graphics distrustful, you might find it handy to customize the UI. Download theme from addons.mozilla.org.

6] Dark space

If space, stars, etc., excite you a lot, this Firefox theme will bring joy to your face and a new look to the Firefox browser. It is basically a black or dark theme but with animated graphics of stars. The animation is so minimal; you might not be distracted all the time. Download theme from addons.mozilla.org.

7] Animated Turntable Vinyl 3

It is another Firefox theme for music lovers. Like the above-mentioned theme, it is not much distractive. However, it is an animated theme featuring some speakers and all. However, the only problem with this theme is the font color of the windows/tab title and address bar. Download theme from addons.mozilla.org.

8] Real Madrid Blue

If you like football/soccer and Real Madrid is your club, this theme is for you. It adds a logo of Real Madrid on the right side and Santiago Bernabeu on the other side. The theme is not that bright, and that’s why you can use this theme when you want to enable dark mode in Firefox. Download theme from addons.mozilla.org.

9] SakuraCatby1041uuu

If you like retro artwork, this theme might be your choice of interest. It comes with a soothing font color and user interface so that you can use the browser for as long as you want without any eyestrain. Although it is an animated theme, you cannot find anything distractive. Download theme from addons.mozilla.org.

10] Windows 11 Dark Bloom

If you like the default wallpaper of Windows 11 and want to add the same in the Firefox browser, this theme is for you. It is a blueish theme with Windows 11 wallpaper in the background. If you are using Firefox on Windows 11, you can definitely try this theme. Download theme from addons.mozilla.org.

How to change Firefox themes

To change Firefox themes, you need to visit the official repository and find a theme you want to install. Following that, click the Install Theme button visible on the webpage.

Click on the Add button to start the installation process.

After a few moments, you can find your theme on your browser.

If you want to remove a Firefox theme, open the browser, click on the hamburger menu, and select the Add-ons and themes option. Then, switch to the Themes section and find the theme you want to remove.

Click on the three-dotted icon and select the Remove option.

That’s all! Hope this list of Firefox themes will refresh your browser in terms of the user interface.