Change your desktop background color - Microsoft Support

Use the Windows 10 Settings app to change your desktop background color.

The picture does not change on the background when windows Spot light - Microsoft Community

Unable to change the Desktop background. - Microsoft Community

Windows desktop background changes by itself automatically

Change The Desktop Background Color

Windows 10 Help Forums

6 Ways to Customize Your Desktop Wallpaper in Windows

Change your desktop background color - Microsoft Support

Change your desktop background color - Microsoft Support

Backgrounds and Colors in Windows 10

I have my Windows 11 desktop wallpaper set to slideshow, and it - Microsoft Community

Change color contrast in Windows - Microsoft Support