Created attachment 121481 [details] should appear here the media control SUMMARY I installed "Plasma Integration" in Firefox, the other features of integration with KDE work properly, minus the media control. STEPS TO REPRODUCE 1. I go to the YouTube website using the Firefox with Plasma Integration (enable), OBSERVED RESULT no media control appears, but in other software like (vlc / smplayer) media control appears EXPECTED RESULT media control appears as well as other software SOFTWARE/OS VERSIONS Operating System: Kubuntu 19.04 KDE Plasma Version: 5.15.4 KDE Frameworks Version: 5.56.0 Qt Version: 5.12.2 Kernel Version: 5.0.0-20-generic OS Type: 64-bit Processors: 4 × Intel® Core™ i7-4500U CPU @ 1.80GHz Memory: 7,7 GiB Firefox Version 68.0 ADDITIONAL INFORMATION
Have you enabled "Media Controls" in about:addons → Plasma Integration?
Yes, it is enabled. The problem starts when I install SMPlayer.