Win8 does not recognize the USB device and its solution

Win8 system can't recognize USB device. This is a common problem for many users under Win8 system. USB device is plugged into the interface of the computer, the system can't recognize it. What is going on? How to solve it?

Win8 system can not recognize when the USB device, open the device manager generally, will show an error prompt character: Unknown Device, as shown below:

This occurs The main cause of the phenomenon is generally caused by a USB interface or device failure, and sometimes it may be caused by an unintentional shutdown of the system Plug and Play service. The solution is as follows:

1. Step by step and open the tabs "Control Panel", "Administrative Tools" and "Services";

2 Plug and Play service enabling use;

3, if the Plug and Play service is turned on by default, the first ban, then re-open again;

4, then the device Manager Open, unload the Unknown Device device, and then unplug the wireless device. Wait until the computer is restarted and plug it into the computer. Reinstalling the driver will solve it.

Today Win10 has come out, but Win8 still in a stage of exploration, many problems need to be better addressed in the user experience feedback, rather than the user in question A common situation under the Win8 system, I hope that the compilation of Xiaobian can help everyone.