This is puzzling me. I have codecs installed via
opi codecs and I can watch anything I want with firefox (including netflix, TV media centers)…
…except the Plasma 5.25 demo videos at
Whenever I click on a video, the controls show me that the video got started (by displaying the pause button), but that’s all.
If I inspect the videos, I can see two different versions behind:
If I copy these URLs and paste them into a new tab, the videos play without any issues.
Is there anything else I need to do to play these videos?