dal si probao ovo : open up your Device Manager (Right-Click My Computer -> Properties -> Hardware -> Device Manager), and simply Uninstall all USB devices (root hubs, etc.). When you've uninstalled all USB devices/drivers, restart your Windows.
When it boots up, it will re-detect and re-install your USB drivers, and they will work on USB 2.0. Hope this works for you. It just worked out for me. ili instalirat ove
drajvere