Looking for the best Desktop Wallpaper HD Full Screen? If you have your own one, just send us the image and we will show it on the web-site. Here’s a quick how-to for anyone who wants to split their computer screen monitor into two so that they can view two applications side-by-side. I’ll also be talking about how you can split your screen across dual monitors and split your wallpapers so you can have a different wallpaper on each monitor. The first how-to is really only useful if you have a widescreen computer display.