They add glamor to your computer and make it look aesthetically appealing and highly presentable. However, this element comes with a sense of beauty. In fact, you can decide to use a dark colour, and life will move on as usual. What is the use of a desktop wallpaper? Well, adding a wallpaper to your desktop is not mandatory. What you need to know is that these images that you add will neither increase nor decrease the speed of your computer. A desktop wallpaper is highly customizable, and you can give yours a personal touch by adding your images (including your photos from a camera) or download beautiful pictures from the internet. The background of this screen can be a single colour, multiple colours, or some other graphical representations. What is a desktop wallpaper? When you boot your computer, there is an initial screen that comes up, in which your folders, documents, and software shortcuts are placed.