How to Switch to the Light or Dark Theme on Firefox on Windows 10

Mozilla Firefox offers a simple way to switch between light and dark themes, allowing you to customize the browser’s appearance to match your preferences or the look and feel of your Windows 10 environment. While Firefox uses a default theme that adapts to your system’s color settings, you can easily choose a light or dark theme, similar to the Microsoft Edge browser.

These steps are applicable on Windows 10 and other platforms supported by Firefox.

Why Change the Theme?

Visual Comfort: Dark themes are easier on the eyes in low-light environments, while light themes are ideal for well-lit settings.
Consistency: Match your browser’s appearance with your Windows 10 theme for a more cohesive look.
Personalization: Customize the look and feel of Firefox according to your aesthetic preferences.

Steps to Switch to the Light or Dark Theme in Firefox

Follow these steps to change the theme in Firefox on Windows 10:

Step 01: Open Firefox

Launch Mozilla Firefox on your Windows 10 computer.

Step 02: Access the Customize Menu

Right-click the main menu button (three horizontal lines) located in the top-right corner of the Firefox window.
Select the Customize option from the drop-down menu.

Step 03: Choose the Theme

At the bottom of the Customize Firefox page, locate the Themes drop-down menu.
Click the drop-down menu to reveal the available theme options.
Select either Light or Dark depending on your preference.

Step 04: Apply the Theme

After selecting your desired theme, click the Done button at the bottom-right of the page.
The new theme will be applied immediately, giving your browser a fresh look.

Additional Theme Options

Custom Themes: Firefox also offers a variety of custom-designed themes created by Mozilla and the community. You can explore and apply these themes by selecting Manage Themes in the Themes drop-down menu.
Automatic Theme Switching: On Windows 10, Firefox can automatically switch between light and dark themes based on your system’s color settings. This option can be managed through Firefox’s settings.

Conclusion

Switching between light and dark themes in Firefox is a straightforward process that allows you to personalize your browsing experience. Whether you prefer a bright, clean interface or a darker, more subdued look, Firefox makes it easy to adjust the theme to match your needs.

Additional Tips

Sync Themes Across Devices: If you use Firefox on multiple devices, you can sync your theme settings across all of them using Firefox Sync.
Explore More Customizations: In addition to themes, Firefox offers various extensions and customization options to further enhance your browsing experience.