Change the desktop background in Windows - Microsoft Support
Pick a simple, distraction-free color for your workspace. how to change screen background on windows 11
Assuming you mean you want to change your background to a (and that "solid text" was a typo for "solid color"), here is the quickest way to do it in Windows 11. Change the desktop background in Windows - Microsoft
Choose a folder of images that rotate at set intervals (e.g., every 30 minutes). every 30 minutes).