Well, adding a wallpaper to your desktop is not mandatory. That said, desktop wallpapers cannot be ignored, they mean different things to different people. They add glamor to your computer and make it look aesthetically appealing and highly presentable. Animation gif images make the best lock screens too so if you set one as a screen saver and one as a lock screen on your phone you will be all set. You can add an image that shows how you feel or one that means something to you. Upload image Please, create an account or sign in to submit an image.