S Pen features49Air viewHover over an item on the screen with the S Pen to perform various functions.Previewing informationPoint at the screen to preview content or view information in a pop-up window.Using Air ButtonHovering the S Pen over items in some apps, such as Gallery and Video, will display AirButton on the preview window. You can perform various actions directly from the previewwindow using Air Button.Air ButtonIf this feature is not activated, open the All apps screen, tap Settings → S Pen → Airview, and then tap the Air view switch to activate it.