After your page has been published you may open the published share.descript.com page to add and adjust the custom thumbnail preview.
To get started, click the Show publish settings ("Share" 
) button in the right-hand sidebar to see additional options. In the "Thumbnail" section you will have the following options:
- Upload image - Allows you to upload your own custom image.
- Current frame - Allows you to navigate to a point in the timeline of the video and set the visible frame as your preview.
- Remove custom thumbnails ('x' button on hover) - Allows you to remove the current custom thumbnail selection.
