Brian;
First of all skip SP-1 and install SP-2:
http://www3.telus.net/dandemar/spackins.htm
If you have the issues again open Device Manager and delete the items
under Universal Serial Bus Controllers.
Reboot and follow the prompts as they are detected.
That will do it and is a lot simpler than a reload.
--
Jupiter Jones [MVP]
http://www3.telus.net/dandemar/
"Brian" <> wrote in message
news:4f8601c480ab$55af20c0$...
>I just loaded WinXP Professional, and updated with
> Service Pack 1. However, when I did this, my usb ports
> stopped working. I reinstalled WinXP Professional, and
> have not yet downloaded Service Pack 1 because of the USB
> 2.0 update included in it. How can I do a partial
> download of it to not include the USB 2.0 update? Better
> yet, how can I make USB 2.0 work on my computer?