Created attachment 129420 [details] screen recording SUMMARY "Preferences" is the only tab that doesn't respect dark theme. Watch the attached screen recording please. STEPS TO REPRODUCE 1. set global theme to Breeze Dark 2. set Firefox theme to Default 3. see "Preferences" tab of plasma integration extension EXPECTED RESULT all tabs should respect the dark theme SOFTWARE/OS VERSIONS Operating System: Arch Linux KDE Plasma Version: 5.19.0 KDE Frameworks Version: 5.71.0 Qt Version: 5.15.0
*** Bug 427484 has been marked as a duplicate of this bug. ***
Can reproduce on Plasma 5.26 beta. Operating System: Arch Linux KDE Plasma Version: 5.25.90 KDE Frameworks Version: 5.98.0 Qt Version: 5.15.6 Graphics Platform: Wayland
Still an issue. Operating System: KDE neon Unstable Edition KDE Plasma Version: 5.81.0 KDE Frameworks Version: 5.245.0 Qt Version: 6.6.0 Graphics Platform: X11
Still an issue Operating System: Solus 4.5 KDE Plasma Version: 6.1.2 KDE Frameworks Version: 6.3.0 Qt Version: 6.7.2
Confirmed. Might just be a matter of adding <meta name="color-scheme" content="dark light"> to options.html. I’ll give it a try.
A possibly relevant merge request was started @ https://invent.kde.org/plasma/plasma-browser-integration/-/merge_requests/168
Git commit 4c70ad610900a156b19f5e7a66f85b61bbe9165d by Kai Uwe Broulik. Committed on 14/10/2025 at 06:53. Pushed by broulik into branch 'master'. Support dark mode in options page Using meta color-scheme. Also use that for the action popup. M +0 -4 extension/action_popup.css M +1 -0 extension/action_popup.html M +12 -0 extension/options.css M +1 -0 extension/options.html https://invent.kde.org/plasma/plasma-browser-integration/-/commit/4c70ad610900a156b19f5e7a66f85b61bbe9165d