IN this tutorial I will show how to apply this method from server to all Clients background. And change all clients’ background by one configuration. If we want to change client’s background manually finally that will cost many times for applying your own company for all clients. You can customize no one can change background by themselves. Tell you give permission from server that the have permission to change by themselves. So let’s go further and do such a method.
Link: http://21expert.blogspot.com/2016/02/...