This action is used to play the slideshow from the beginning.
Note:
When you create a Slideshow object you can set the Auto Start option. This will automatically play the slideshow from the beginning when the Slideshow object is displayed on the current page.
Setting up the Play Slideshow action:
Add the Play Slideshow action to your trigger, as described in adding actions. The Play Slideshow tab will automatically appear when you add the action.
Click on the name of the slideshow object in the slideshow object list that you want to use this action with.
Click on the Apply button to save your changes.