SlideShowSettings.ShowType (PowerPoint)
Returns or sets the show type for the specified slide show. Possible return values are ppShowTypeKiosk - Kiosk, ppShowTypeSpeaker - Speaker, ppShowTypeWindow - Window, ppShowTypeWindow2.
The value of the ShowType property can be one of these PpSlideShowType constants.
ActivePresentation.SlideShowSettings.ShowType = ppShowTypeKiosk