Dark Mode On Firefox Updated May 2026

This guide explores every method to master dark mode on Firefox across desktop, Android, and iOS. 1. Enabling Built-in Dark Mode

: Under the General panel, scroll down to the Language and Appearance section. Select Dark Mode : dark mode on firefox

Even with the browser set to "Dark," many websites still display bright white backgrounds. To fix this, you can use specialized tools to "force" a dark theme everywhere. This guide explores every method to master dark

Change website appearance settings in Firefox - Mozilla Support Select Dark Mode : Even with the browser

: Tap the three-dot menu > Settings > Customize > Theme and select Dark .

: Click Manage Firefox themes to select the official Dark theme for the browser interface itself. On Mobile (Android & iOS)

: Choose Dark to tell websites you prefer a dark color scheme.