You can unplug the external webcam first, then disable the webcam that comes with the laptop in the laptop device manager, and then plug the external webcam in to use it.
CAMERA (CAMERA or WEBCAM), also known as computer camera, computer eye, electronic eye, etc., is a video input device that is widely used in video conferencing, telemedicine and real-time monitoring.
Ordinary people can also talk and communicate with each other via webcam on the Internet with images and sound. In addition, people can also use it for a variety of popular digital imaging, audio and video processing.