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Wallpapers for dual monitors and ultrawide screens

How to use one wallpaper across two screens, set a different wallpaper on each, and avoid stretched images on ultrawide monitors.

By Umair Sheikh · Updated October 22, 2026 · 2 min read

Two monitors or one very wide one give you more space, and more wallpaper to fill. You can use a different wallpaper on each screen, stretch one image across both, or pick wallpapers that suit a wide shape. Here is how to do each without ending up with a blurry or distorted desktop.

A different wallpaper on each screen

  • Windows 11: open Settings, then Personalization, then Background. Right-click a recent image and choose which monitor to set it on.
  • Mac: open System Settings, then Wallpaper. Each connected display has its own wallpaper choice.

Using two related wallpapers, for example the light and dark versions of the same pair, or two pieces from the same series, looks deliberate rather than random.

One image across two screens

On Windows, set the fit to Span and the image stretches across all your monitors. For this to look right, the image has to be roughly as wide as both screens put together, for example 3840 × 1080 for two 1080p monitors. A normal 16:9 image spanned across two screens gets enlarged and cropped heavily.

Ultrawide monitors

Ultrawide monitors are usually 21:9 or wider. A standard 16:9 wallpaper set to Fill loses part of the top and bottom. That is fine for wallpapers with their subject in the middle and plenty of space around it, such as gradients and minimal designs, and less fine for compositions that fill the whole frame.

  • Choose wallpapers with a central subject and empty edges.
  • Avoid wallpapers with important details near the top or bottom.
  • Download the largest size so the crop still has enough pixels.

TipGradients are the easiest choice for ultrawide and multi-monitor setups: they have no edges to cut off and look natural at any width.