How to uninstall driver if add/remove program does not work?
u can use device manager for this goto mycomputer>rightclick >manage>device manager there u find may tabs select the hardware component for which u wanna remove driver click on uninstall and if u are using vista its asks >should it delete current drivers backup and uninstall ..tick that option there gets ur problem solved then u can install ur drivers again use driver cd or in device manager click on action>scan for hardware changes thats done ,,