Enable hotkeys for HTML5 playback: video screenshot; enable/disable picture-in-picture; copy cached video; send any video to full screen or browser window size; fast forward, rewind, pause/play, volume, skip to next video, skip to previous or next frame, set playback speed. Video sites supported: YouTube, TED, Youku, QQ.com, bilibili, ixigua, iQiyi, support mainstream video sites in mainland China; Live broadcasts: Twitch, Douyu.com, YY.com, Huya.com. Custom sites can be added
反馈一个网址如下（https://v.youku.com/v_show/id_XMTQ2NDI1OTMyOA==.html?spm=a2hbt.13141534.1_2.1&s=118dfd5e5ab911e5b522），不是通过HTML5播放的，脚本没启用HTML5进行播放，而更改倍速后却是可以HTML5播放了。