Viewers can react to a recordings with emojis. Each reaction appears as an emoji marker on the video's progress bar.
Adding a reaction
Play or go to the moment you want to react to.
Click the emoji bar next to the Comment button under the video.
Choose one of the six default emoji, or pick any other emoji from the emoji picker.
To remove a reaction, hover over its marker on the progress bar and click the X button.
Hiding reactions for a specific recording
Go to the recording.
Click on the Settings tab on the top bar.
Click on the card Viewer actions control.
Toggle the setting Override the global settings for what viewers can do.
Disable the toggle Allow viewers to view comments and reactions on this recording.