Managing assets - both images, video, and interactive assets - after they are uploaded involves many tasks including previewing, downloading, or publishing them.
When previewing, you can also apply image presets (for images only) or viewer presets (for video and images). You can not apply both to an asset. See Applying viewer presets and Applying image presets.
General information on managing assets can be found in Managing Assets with the Touch UI.
The following topics describe what you need to do to manage dynamic media assets: