Question: My OS is Windows XP (or Windows 2000), and I have installed XP Service Pack 1 (Windows 2000 Service Pack 4). But when I use USB 2.0 devices, it will show "High-Speed devices is attached to a non-Hi-Speed port". How can I use USB 2.0 devices?(2004/10/15) Answer: Please go to "device manager" to check if the driver was installed properly. If not, please do the following steps.
1.Right click the exclamation mark device and choose properties.
2.Click "update driver".
3.Choose "Install the software automatically"
4.Then it will find the device. Please click finish.