Enable the Captions Module.
Enable thumbnail image rotation on mouseover in the captions search results
How many entries are displayed as captions search results on each page? (The default is 10)
How many caption lines are displayed for each entry in search results? (The default is 5)
Select "Yes" to allow the user to decide whether to display the caption on the player.
Select "Yes" to enable the Caption Editor button in the Captions tab.
Editor: Max char per caption line.
Editor: do not allow saving changes if there is time overlapping.