Roy Tanck has released a web service '4K Desktop wallpaper generator ' that can randomly generate 4K resolution wallpapers for free, so I will actually use it to generate wallpapers for 4K monitors.

Each of these 4K wallpapers (that's 3840x2160, pixel fans) has been set to a desktop-friendly 16:9 aspect ratio, and with minimal compression so they look super sharp on your monitor.

If you've ever wanted to put the wallpapers from Google's Pixel smartphones on your desktop computer or laptop, here are some 4K recreations.

Today I stumbled upon Microsoft’s 4K rendering of the Windows XP wallpaper Microsoft Design site has a ton of attractive wallpapers, retro and otherwise.

In this guide, we show you the steps to disable JPEG file compression to show desktop wallpaper images in full quality on your Windows 10 desktop.