Change Full Screen mode (MainWindowStyle) in Webclient/Samrt client

Change Full Screen mode (MainWindowStyle) in Webclient/Samrt client

Hi, is it possible to change MainWindowStyle property in Webclient/Samrt client ?

I tried below code but every one returns null

            var apropies = context.Parent.Parent.GetDynamicProperties(""); 
            var aprpp0 = context.Parent.Parent.GetDynamicProperty(""); 
            var aprop1 = context.Parent.Parent.GetDynamicProperty("WindowStyle"); 
            var aprop2 = context.Parent.Parent.GetDynamicProperty("MainWindowStyle");

            var propies = context.Parent[context.Name].GetDynamicProperties("");
            var prpp0 = context.Parent[context.Name].GetDynamicProperty("");
            var prop1 = context.Parent[context.Name].GetDynamicProperty("WindowStyle");
            var prop2 = context.Parent[context.Name].GetDynamicProperty("MainWindowStyle");

            var cpropies = context.GetDynamicProperties("");
            var cprpp0 = context.GetDynamicProperty("");
            var cprop1 = context.GetDynamicProperty("WindowStyle");
            var cprop2 = context.GetDynamicProperty("MainWindowStyle");