The new Apple iPhone 7 has launched in the market. If you haven’t noticed, you can use this smartphone to customize its look. With the new iPhone, users can set a different background for their device. They can select native wallpapers provided by Apple, or they can also choose an image from their photo library. To set up a new wallpaper on your device, you will need to know the resolution of your device. You will need to ensure the quality of the image.