Typography settings will effect typography of site. Leave all settings blank for load default typography.
This feature only work in iOS devices. You will see different sized images below this instruction. These images are designed for device position & type. Please upload all images. You can find sample images in Downloaded content > Sources > splash-screens folder.
Touch icons will help to iOS users while adding your site to the home screen. The sizes are different because retina & non-retina devices using different size icons. For find sample icons only check downloaded content > sources > touch-icons folder. You can change these images & re upload here easily.