How to Use Firefox Dark Theme on Mac

Dark theme in Firefox is useful for users, who work till late at night. For Mac users, they can quickly turn on the dark mode in Firefox and customize the appearance.

Firefox is the third most web browser in the world today. The browser offers many impressive features; one among the many is a dark theme on Mac. Though Mac users like to use Safari dark mode, I have noticed that they have to enable develop menu in macOS. On Firefox, you can enable dark them without using develop tab on Mac.

If you are not using Firefox, you can download the browser using this link. Once Firefox is on your Mac, you can follow a simple method to enable Firefox dark mode on Mac.

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How to Enable Dark Mode Theme in Firefox on Mac

Step #1. Launch Firefox on your Mac.

Launch Firefox on Mac

Step #2. Next, click on the hamburger icon from the top right corner.

Click on Firefox Menu on Mac

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Step #3. A menu will drop down; select Customize.

Click on Customize Under Firefox Menu on Mac

Step #4. Now, click on the Themes button given at the bottom.

Click on Themes Under Firefox Customize Settings on Mac

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Step #5. A new list will open up: My Themes and Recommended. You need to click on Dark under My Themes and then click on the Done button from the bottom right corner.

Enable Dark Mode Theme in Firefox on Mac

You can see quick effects on your Firefox browser; backgrounds, toolbars, and tabs will become dark immediately.

You Can See Dark Theme effects on Firefox browser

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Get More Themes…

Firefox doesn’t stop to surprise you just by offering Dark theme. You can explore more themes available on the browser.

While you are there in Customization area, click on the Themes button and then click Get More Themes from the list that opens up.

Click Get More Themes in Firefox Settings

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You can change the appearance of your browser by exploring hundreds of themes categorized under different categories viz. Abstract, Causes, Fashion, Film & TV, Holiday, Music, Sports, and more. Click on your choice of theme and then press Install Theme button.

Change the appearance of Firefox browser by exploring themes categorized

Once a theme is installed, click on that hamburger icon again and click on Add-Ons, and install the theme.

Click on Add-Ons Under Firefox Menu and Install Theme

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Want to get rid of the theme? Go back to CustomizeThemesManage, and remove the theme.

Remove Add-Ons and Theme in Firefox on Mac

That’s all!

After browsing some themes in Firefox, I can say that the feature delivers an excellent experience. You would also love to change themes frequently on your Mac.

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Which theme would you like to use in Firefox on Mac? Share your feedback with us on Facebook, Twitter, and Telegram. Also, make sure to download our app to read other useful tutorials.

Dhvanesh Adhiya
Dhvanesh Adhiya is the founder and editor-in-chief who takes care of audio, visual, and textual contents uploaded on He is passionate about wonderful apps that change the way your iPhone interacts in your life.
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