In order to fix the issue, press Windows + R key combination, type devmgmt.msc and click OK. Locate the webcam device, right-click on its driver, select Uninstall and follow the instructions. After that, restart the computer, download the webcam driver from the official web page, and go to Device Manager. Right-click on your camera and press Update Driver Software. Use the Browse option to navigate to the installation package, select the driver and install it following the self explained steps. If it doesn't work, run the Hardware and Devices troubleshooter. Go to Start > Control Panel and type troubleshooter in the Search box. Open the Troubleshooting application, select Hardware and Sound, press Hardware and Devices, click Next and follow the provided instructions.