step 1. ) plugin you're USB
step 2.) goto you're device manager.
step 3.) find Universal Serial Bus Control Section and expand it.
step 4.) you will find several controllers with yellow warning icons with it...
step 5.) right click and uninstall the controllers with the yellow warning icon
step 6.) just bellow the help menu theres a small icon that says "Scan for hardware changes" click it and wait for drivers to be installed
tada you're USB works
rep me if this helped :P!