How do you mute a video? Nora July 10, 2019 07:14 Updated Follow To mute your video, please long press the video or tap on the blue dot at the corner of the video clip and select “Mute”. Related articles How do I add text? How do you trim a video? Is there a limit to how long the video I add to my collage can be? How many videos can I add in a collage? How do I rotate and adjust the size of my text? Comments 0 comments Please sign in to leave a comment.