Created attachment 139943 [details] picture of described bug If you have multiple firefox (with plasma integration addon) windows, and one of them is playing media (e.g. youtube) then playback control buttons (back; play/pause; forward) will appear under every window in preview (when you hover cursor on icon). EXPECTED RESULT only preview of window with media playing to have those buttons. ADDITIONAL INFORMATION Graphics platform: Wayland SOFTWARE/OS VERSIONS Linux/KDE Plasma: Arch Linux x86_64 (available in About System) KDE Plasma Version: 5.22.3 KDE Frameworks Version: 5.83.0 Qt Version: 5.15.2