LinuxNov shows you how to install Ksplash Screen Themes in KDE 4.x
Here are a couple of ways shows how to install new Ksplash screen Themes For KDE 4.x. How to Install KDE 4.x Ksplash Themes Run System Settings, Click Alt+F2, then type system settings. Or you can run it from application launcher menu.Install Ksplash Screen Themes in KDE 4.x