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Youtube says "Your browser does not currently recognize any of the video formats available." / Amazon Prime "Video Unavailable" on Linux (Centos 8.1)

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Some Youtube videos say "Your browser does not currently recognize any of the video formats available. "

and Amazon Prime "Video Unavailable" is also fixed by this.

I fixed this by installing FFMPEG which installs libavcodec.so.58

DRM Playback is enabled under preferences.

Some Youtube videos say "Your browser does not currently recognize any of the video formats available. " and Amazon Prime "Video Unavailable" is also fixed by this. I fixed this by installing FFMPEG which installs libavcodec.so.58 DRM Playback is enabled under preferences.

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Are all your questions answered by installing FFmpeg and libavcodec packages or do you still have a question ?

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Patent and copyright restrictions are among reasons why many Linux distros do not come with packages such as FFmpeg in a new install as it provides codecs needed to fully support HTML5 players.