How does the Mac system player select the channel?

How does the Mac system player select the channel? Downloaded a movie, the player in the hand can not choose to change the channel, testing the Apple Mac OS X system comes with QuickTime Player, Iqiyi, Sohu, PPTV, even after the fast broadcast, Finally found the Mac system can choose the channel of the player Mplayerx, the following small series teach you how to choose the channel under the MAC system.

1, after downloading the installation, select the video, right click, select Mplayerx Player

2, the top menu bar select Subtitles > Channels > Left and right channels can be freely selected

3, Apple Mac system to modify the default player, select the type of video you want, right-click "Show Info"

4, "open mode" under Select the player you want