You can open slide properties window by clicking on the 
button at the Side Toolbars or via Slide => Slide Properties menu.
Slide duration
The duration of the slide in seconds.
The slide duration cannot be less than the maximum object exit time within the slide. An unacceptable value will be trimmed automatically.
Pause playback at the end of this slide
To pause the slide at the end of the slide playback.
Jump to the next slide at the end of this slide
To make the slide jump to the next at the end of its duration.
Pause playback at the start of this slide
To pause the slide playback at the start of this slide
Enable slide navigation in this slide
To enable/disable the slide navigation in this slide. This is useful if you don't want user to skip/navigate randomly by using the navigation button, especially when the presentation contains quizzes.