The number of pages : 24
Do single tap, display Thumbnails and Slideshow, Settings menu.
Zoom up by pinch in and out or double tap.
You can change pages by right and left flick.
You can choose the page you want to see from Thumbnails View.
You can choose the page you want to see from Contents View.
In the Slideshow, the photograph changes automatically when the Settings interval time passes.
Select "WebSite", open Support Site in browser.
Select "Interval", you can change the slideshow time of interval.