This article explains how to change your desktop background on different operating systems, including Windows, Mac, Linux, iOS, and Android.
How to Change Desktop Background in Windows 10 – Tutorial – Quick Tech Tips 2023
Changing the Windows desktop background is easy. There are two methods, depending on whether the image is currently open.
Open the photo, right-click or tap and hold it, then choose Set as > Background. In older versions of Windows, choose Set as > Set as Background or Set as Desktop Background.
You can also perform a similar, slightly faster step in File Explorer: right-click the image and select Set as Desktop Background.