CnX Player comes up with many functionality related to the video playing screen OR video currently playing. Functionalities like video playback speed, Child Lock, Screen visual settings etc.
Follow the below steps to open playing video related options :
1: On the Video playing screen click on the icon which resemble to video icon (top right side of player screen).
2: List of options will appear in front which all are related to the playing video or playing screen.
3: From the options you can control features like playback speed, screen configurations, child lock etc.