Changing your wallpaper to simple red is a great way to bring a new look to your phone. This simple color can be found in many different hues and patterns, and will help you make your phone stand out from the crowd. You can also download free pictures of red to use on your device. Here are some great ideas for adding a simple red wallpaper to your phone: (a) Try a red pattern. A red pattern may be as simple or complex as you want. For example, you might want a tiger or a spider on the wallpaper. There are a variety of other patterns, and these can be used as well.