Win7 system USB Video Device black screen how to solve?

1, in the "Computer" icon on the right button, select "Management";

2, in the Open Computer Management interface, click on "Device Manager-image Equipment", and then select the camera under the image device, right-click to select "Update Driver."

3, at this time will pop up a window to update the driver software, select "Browse the computer to find driver software";

4, select "Select from the list of device drivers for your computer."

5, pop-up selected for this hardware installation of the device driver, model place select "USB Video Device" driver update.

6, after the successful update display as a USB video device, if the first unsuccessful, you can update again, and then restart the computer OK.