This feature will set an image/poster to appear each time someone pauses your video.
This feature can found in your Theme. To configure it, create or edit a Theme >> Player Settings >> Advanced Options.
Once enabled, click on the gear icon:
You can add a link to an image that is already online, upload an image, or select from your image history. You can also redirect to a URL on click.
In this example I've uploaded an image and entered a redirect URL:
And here is what it looks like when the video is paused: