Refresh USB Ports Use Drive clean up to remove USB device drive info from the registry click here or In device manager Uninstall EVERYTHING under the heading USB, reboot the PC let XP find and install new hardware. Your equipment should now be recognised.
USB Permissions Start - Run and type regedit Press OK. Navigate to: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\USB. Right click on the folder and pick permissions. Set to ALLOW. Do the same for: HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\USBSTOR