I love to collect dark background for Windows 10 operating system. Such as this one, a dark background with picture of blue earth planet. This wallpaper is the fourth collection of all 10 4K Black Wallpapers for Windows 10. Just download it in original size and you will get this picture in 3840×2160 pixels. Make your PC looks cool by installing this dark background.
Moreover, here are all 10 4k black wallpapers which suitable for your Windows 10 operating system: