Win7 system camera black screen can not video solution

Win7 system notebook comes with a camera, many users use video chat, but many users in the process of using, the camera black screen caused by the video can not be how, how Do it? The black screen of the usb video device is usually caused by a driver error. Now we are going to introduce the correction method for the video of the Win7 camera black screen.

1, "Computer", right click, click "Manage" & rdquo;; then select "Device Device & mdash; & mdash; Drawing Equipment", then select the camera under the drawing device, right Pick “Update Drivers”.

2, a window to update the driver software will pop up, select “Read the computer to find the driver software>;Select“Select from the list of device drivers of the computer” .

3. In the device driver that pops up the hardware device, select the “usb video device” driver update from the model. If it is not successful for the first time, you can update it again and restart your computer.

4, the above simple 3 steps is to solve the black screen of the usb video device, I hope to be helpful for friends with related problems.

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