Use themes to change the look of Firefox

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A theme is a type of Firefox add-on which changes the visual appearance of Firefox. This article describes how to find, install and manage themes in Firefox.

What are themes?

A theme changes the appearance of Firefox, such as the color scheme and background image of the toolbars.

fx57 theme - Mac1 fx57_theme_Mac2

Note: All themes for Firefox version 57 and above are lightweight (background) themes. Complete themes are no longer supported. See Built-in themes in Firefox - alternative to complete themes.

How to install themes

  1. Click the menu button Fx57menu , click Fx57Addons-icon Add-ons and select Get Add-onsRecommendations or Themes.
  2. Scroll through the suggested themes or visit addons.mozilla.org to browse more themes.
    • Click on the theme's author to see more information about it.
  3. To install a theme, click the + Install Theme button.
    theme card add-ons manager
    • To install a theme from addons.mozilla.org, click on the theme and select the + Install Theme button on the resulting page.
    themes fx57 2
  4. Firefox will download the requested theme and may notify you that it has been installed.

Managing themes

How to switch themes

When several themes are installed:

  1. Click the menu button Fx57menu , click Fx57Addons-icon Add-ons and select Themes.
  2. Select a theme in the list.
  3. Click the ellipsis (3-dot) icon and then select the Enable button.
    enable add-on

How to remove themes

When several themes are installed:

  1. Click the menu button Fx57menu , click Fx57Addons-icon Add-ons and select Themes.
  2. Select a theme in the list.
  3. Click the ellipsis (3-dot) icon and then select the Remove button.
    remove theme

Troubleshooting

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