Note: This feature is only available for the presentation tile option below or a presentation section.
The distribution of the presentation in a tile or section can be controlled by preventing it from being downloaded by the site visitors. By default, apparently, this download option is turned on.
To enable / disable download of presentation:
1. Click the Presentation tile/section.
2. On the right pane, click the Action tab for a presentation tile or scroll to the very bottom of the panel for a presentation section.
3. Check / un-check the option for Allow download.
4. Click on Done Editing Tile or Done Editing Section