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appearance skin add-on

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

A theme is a type of Firefox add-on that changes the visual appearance of Firefox. This article describes how to find, install and manage themes in Firefox. __TOC__ =What are themes?= A theme changes the appearance of Firefox, such as the color scheme and background image of the toolbars. [[Image:fx57 theme - Mac1]] [[Image:fx57_theme_Mac2]] Firefox comes with a {for not fx89}Default{/for}{for fx89}default System{/for} theme and optional {for not fx81}Light and Dark{/for}{for fx81}Light, Dark and Alpenglow{/for} themes{for =fx94,=fx95} and invites you to opt-in to new [[Personalize Firefox with Colorways|Colorways]] themes when you install or upgrade Firefox,{/for} but you can always install new themes. {note}'''Note:''' All themes are lightweight (background) themes. Complete themes are no longer supported. See [[Built-in themes in Firefox - alternative to complete themes]].{/note} =Installing themes= #[[T:Open Add-ons|type=Recommendations or Themes]] #Scroll through the suggested themes or visit [https://addons.mozilla.org/firefox/themes/ addons.mozilla.org] to browse more themes. #Click on the theme's author to see more information about it. #Click the {button + Install Theme} button. #;[[Image:theme card add-ons manager]] #*To install a theme from [https://addons.mozilla.org/firefox/themes/ addons.mozilla.org], click on the theme and select the {button + Install Theme} button on the resulting page. #;[[Image:themes fx57 2]] #;Firefox will download the requested theme and may notify you that it has been installed. =Managing themes= [[T:Open Add-ons|type=Themes]] *The theme being used will be shown at the top, under '''Enabled'''. *Other available themes will be listed beneath, under '''Disabled'''. ;[[Image:Fx93Themes-LightEnabled]] ==Reset theme to default== #[[T:Open Add-ons|type=Themes]] #*If the '''Enabled''' theme is an optional or added theme, it will have a {menu Disable} option. #Click '''Disable'''. The {for not fx89}Default{/for}{for fx89}default System{/for} theme will be enabled. ==Switch themes== #[[T:Open Add-ons|type=Themes]] #Scroll through the list of themes. #Click '''Enable''' to use that theme. #;[[Image:fx72 enable themes]] ==Remove themes== You cannot remove {for =fx94,=fx95}[[Personalize Firefox with Colorways|Colorways]] themes (if you opted in) or {/for}themes that come with Firefox, such as the {for not fx89}Default{/for}{for fx89}System{/for}, {for not fx81}Light or Dark{/for}{for fx81}Light, Dark or Alpenglow{/for} themes, but you can remove other themes you may have installed. To remove an installed theme you've added to Firefox: #[[T:Open Add-ons|type=Themes]] #Click the ellipsis (3-dot) icon that displays for the theme that you want to remove and then select '''Remove'''. #;[[Image:fx72 remove themes]] {note}'''Note:''' If you remove the '''Enabled''' theme, the {for not fx89}Default{/for}{for fx89}default System{/for} theme will become enabled.{/note} '''If you are not able to remove a theme, see [[Cannot remove an add-on (extension or theme)]].''' =Troubleshooting = *If you have a problem with Firefox, it may be caused by your theme or your theme's interaction with other add-ons. For troubleshooting instructions, see [[Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems]]. *If you cannot install a theme, see [[Unable to install add-ons or extensions]].