rhkramer wrote: > I don't know if maybe one of them (usb1) is 480 Mbps and the others are 12 > Mbps, or maybe the 480 Mbps is either an internal port (with no physical > port) or maybe something like a bus speed for the combination of all 6 USB > ports. > check if you have loaded xhci_* driver 480 = USB2 12 = USB1 regards