The program changes the interface only for the current user. If you want the changes to take effect for other users, you need to log in to their accounts and make the changes manually. The application doesn't have a feature that will allow you to modify the aspect of every account automatically.
Why won't it change background for other users?
The program changes the interface only for the current user. If you want the changes to take effect for other users, you need to log in to their accounts and make the changes manually. The application doesn't have a feature that will allow you to modify the aspect of every account automatically.