Kleene, Steven (kleenesj) wrote: > I've suspected as much, since other online videos play just fine. Cisco > does say that Debian 8 or later is supported (and I have 9) with Firefox > 48 or later (I have 68). I would look at DRI and Firefox or as suggested above at the compression or all of them. I could imagine that you would not have a problem doing Webex from a windows PC.