What if the win7 computer does not recognize the USB device?

  

What should I do if the win7 computer does not recognize the USB device?

What if the computer does not recognize the USB device? This situation is not uncommon in our daily computer operation. The computer does not recognize the USB, which means that the device cannot be used in the computer, so this is The problem of the equipment is still the fault of the computer system? The following small series takes the win7 system as an example, teach you how to check the processing!

Open the start menu, then enter the computer management and enter in the search box. turn on.

Next, we find the device manager in the computer management window, and then in the right interface, find the two USB Root Hub options under “Universal Serial Bus Controller”.

Right-click on the two options, then disable and then resume.

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