Remove the sound card driver

How do I delete the traditional visual capture process, the traditional audio capture program, such as 5-driven?
Device Manager to uninstall no right

C disk inside it has a program to remove drivers on the line to start – Control Panel – Sounds and Audio Devices – hardware – to find the uninstall – attributes – the driver – uninstall.First of all I would like to know you To remove these drivers What is the purpose of, any person who wishes to install an updated driver, the installation of a direct, will be replaced by new, no need to uninstall the service redo the system!