This article explains how to change the desktop background in Windows 11. You can choose from pre-installed backgrounds, your own images, or a solid color.
How to Change Desktop Wallpaper on Windows 11 [Tutorial]
There are three types of desktop wallpapers supported in Windows 11. You can change your wallpaper through the personalization settings.
Go to the desktop, right-click on an empty area and select Personalize.
Select the Personalize your background drop-down menu and choose Picture, Solid Color, Slideshow, or Windows Spotlight.