Hub Universal Serial Bus are commonly used to connect accessories such as keyboards, mouse, webcams and music players in a computer. If the computer does not recognize or respond to devices plugged into the USB, the USB controller hub may have entered select suspension. With most of the cases, the USB controller is restarted and the computer should solve this problem. If not, contact the Microsoft Web site for additional details and support. Instructions
1, Click on “Start” in the lower left corner of the office.
2, Select “Control Panel” and choose “Hardware and audio.”
3, Click on “Device Manager” in the section “Devices and printers”.
4, Click the arrow next to “Bus USB controllers” < br >
5, Right-click on the hub that needs to restart and select “Uninstall”. You can choose more than one answer if necessary.
6, Restart the computer. Windows will automatically reinstall the USB root hubs according to eusbhubs. If the centres still do not work, restart the computer.