Ensure you are using DisplayPort 1.4 or HDMI 2.1 to maintain high refresh rates at this resolution, especially if the "content" is a live wallpaper or a game. Where to Find 3840x2160 Dragon Content
Every individual scale on the dragon’s body can be rendered with unique highlights and shadows. 3840x2160 Dragon 4k">
You need a native 4K display. Viewing a 4K image on a 1080p screen will still look sharp due to downsampling, but you won't see the 1:1 pixel detail. Ensure you are using DisplayPort 1