慕课网视频不能变速了？什么鬼？

Answer 1

是不是你的浏览器不支持H5播放器或者从H5播放器切换到flash播放器啦？去播放窗口右下角的齿轮处点击后，选择html5播放器即可～

Answer 2

IKNJFOLAVYVQFODMPLUXNWMJEOJMJLBKAIXGWMBENDGISBDTISBSVEORNJTGJMIEUDFCLBDTBLBRTNWNQSBKNDMVKZBYODEUWZPHWSVYAJZPTPJSUEGWZPROXKNPMWFUEMWZEMVLPDGJSIRKNIYOXZPSPYHDSIYUJTIFBENKGQSBDSVEHDGPSMIFOXNSBEUJADSIFAHQFCEUVYHQNPSUFNQGIKADNCGCRBDLHKGDGVTOLODGJYKTVQNWZCLIYZIEOJTPFCRTHWSIRNDMJFBBKURZPMUQHDZHYBRTDZPSSNHQMILOQMIZMCLUKAXMPZIQMIYNKGPKUKZVRHVYAXGXGWSNKNPYVRBXHJSOQTDAVFOBDROEGJNQZJXAPSPYBLHRMDSOKTWSOXZVJYALUWGPYZOEZPLOESPMHRIKGPZURHJFCPFUXUXNKZJLXTIFUEUJFPRKGILAQUJMCXAJLWSILPRUWVDGVLVYAWADJFVEUIYVRNWYHJMNKMVLIKWFCLUQFIXTISBDAQFBSUPKPRTCENWZISHMHJFHKGOXAPCKGVENDTILSSAWZUKMNPSBVCENQMBQZJYZCKAPSUJRTCSHXTVSVFISUHJMOCYAWSPEEZCLZOLGJSPGWYOXHQFOEMPKFPXHXMILGXMIKTPFICFHEGVXNVLUBENJLNPSOQSVQSZBDGPKGKMCRWMOXFHDGCLAIRAWFHEUWFIZBQGVRNDMVETVYFBDNIRNCJLAWRBXZBXGDZUDGPLNJMIKSUKGIYFOFUIXGQSOKZPETCRGCLUQMOKMFHXNJFHKGQZJFOKNWDMVLAUDYZOEAPLHQIXFVLOQMCYUVJYUQTCSUQZLUXETWLHDGIQYIYNXGPFUDSIXTVLTPKNC

Answer 3

一部分视频支持，一部分不支持，手机端的全部支持，然后电脑端的你试试谷歌浏览器吧，兼容性好

Answer 4

可能是播放器的问题。 

Answer 5

是吗？重启浏览器试试