Might also have an look in the device manager and look for Storage Control. Might update this drivers etc. Generally Faulty USB ports can be a sign of problems with the motherboard. Check all USB ports while have aa thumb drive inserted and check under in computer, if recognised and comes up in devices with removable storage. Ohterwise just do an right click on the desk top, click on personalization, than click on sounds and you see more options to adjust for different items.
