Unrecognizable USB device

If it is a Windows 98 system, you must install the corresponding hardware driver to use normally, but the normal electronic peripherals usually have a drive CD, as long as you follow the wizard's instructions to complete the installation. If there is such a prompt in Windows XP system, try it on other machines first. If other machines can use it, it will be a system problem. The most likely way is to disable the service of intelligent recognition USB device of the system (default is open). The way to open it is: control panel - management tool (classical view) - service, and then look at U. If the miversal Plug and Play Device Ho service items are disabled, they will be set to enable.