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.

There are several wallpaper sizes, 1920×1080 pixels: FHD, 2560×1440 pixels: QHD, 3840×2160 pixels: 4k. 1280×720 pixels: HD and 1600×900 pixels: Semi FHD. However, the preferred size is 1920× ...

Guide to download free 4K wallpaper for PC There are many wallpaper websites that provide free 4K wallpapers on their sites. However, this article will be covering only two highly reputed sites ...

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.