Am 19.08.2013 04:49, schrieb Kyle: > Looks like this video has a webm version available, format 44. If it has > 44, it should also have 43 if you need to play it on a smaller screen. > Both mplayer and vlc should have the necessary codecs available to play > the webm video. If you need the mp4 version, it would seem that you may > be missing a codec, most likely the aac audio decoder. Try installing > faad if you don't already have it. > ~Kyle > http://kyle.tk/ > Hi, Kyle, faad2 was installed already. I didn't get the choice between mp4 and webm, however I just looked at the youtube player applet and the options of the mentioned extension. I will try the tool Rodrigo mentioned. Thank you !