How do you mute a video? Nora March 05, 2020 04:23 Updated 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.