text: Do you have a second PC to test the USB drive with?\nCheck second pc make sure device is still functional.\n\nDoes the drive still light up? Getting power?\nIf not its busted.\n\nDid you add a new drive or changed drive letters recently?\nSome systems will not recognize the USB drive beyond letter G:\n\nDid you remove the drive with out "Safely Removing Device"?\nIf you did so and the device still lights when connected, go into Device Manager check for any installed USB devices assocaited witht he USB drive (ussually manufacturer's name) and uninstall it. Then scan for hardware changes and hopefully the PC will detect the USB drive