Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

I want to change my theme to black but icant get it to switch. Any ideas?

  • 1 reply
  • 0 have this problem
  • Last reply by Phantom
  • Open

I want to change my " theme" to "full black" but i cannot get it to switch. I want a black backf=ground but can't change

Any suggestions would be greatly appreciated

I want to change my " theme" to "full black" but i cannot get it to switch. I want a black backf=ground but can't change Any suggestions would be greatly appreciated
Attached screenshots

All Replies (1)

Settings for themes will default back and will need to be re-enabled:

  1. Visit https://addons.mozilla.org/firefox/themes/.
  2. Click on the theme you want to install.
  3. Click the Install theme button. Click Remove if you change your mind. Your changes will apply automatically.

See Use themes to change the look of Firefox or Built-in themes in Firefox - alternative to complete themes to learn more about themes.

Ask a question

You must log in to your account to reply to posts. Please start a new question, if you do not have an account yet.