Looking for the best 4K Landscape Wallpaper? If you have your own one, just send us the image and we will show it on the web-site. Just send us the new “4K Landscape Wallpaper” you may have and we will publish the best ones. Don’t forget to share, discuss and vote for pictures! When you boot your computer, there is an initial screen that comes up, in which your folders, documents, and software shortcuts are placed. The background of this screen can be a single colour, multiple colours, or some other graphical representations.