Browser appearance You can change the background that displays when you view your SmartBox and Tableau in a new tab. You can use the following types of media as a background: Photos and animated images from the Backgrounds gallery. Images that are stored on your tablet. Change the background From the GalleryFrom your tablet Open a new tab. Tap → Change background. Select a photo or animated image and tap Set background. Open a new tab. Tap → Change background. Tap Upload from device. Select a photograph in an album.