Windows 10 : How to prevent users from changing Desktop Background
So you are wondering how to prevent other users from changing the desktop background. Well if you are using Windows Professional or Enterprise version, preventing users from changing the desktop background is a matter of few clicks. By accessing Windows Group Policy editor, you can block other users from changing the background image as well as assigning particular background wallpaper for all users.
The video below shows you how to do this via Windows group policy editor.