Chris Sent: 10 June 2009 09:20 > ... are all USB 2.0. I don't understand why you should be > being presented with the message recommending that you try > a faster port. It could be that the device that you've plugged into the port is one using Version 1 of the USB specification. I assume (but don't know) that this would cause the port on your PC to revert to the V1 mode of working so cause the operating system (Vista?) to issue the advice. This seems a long shot. What is the device? Chris