You can test your webcam online or using programs that come with Windows 10 or your Mac. You don't have to wait for a video call to find out there's a problem with your webcam - test it ahead of time.

A webcam not working in Windows 11 can apply to a built-in camera or an external one. This guide walks you through steps from simple to hard to get the solution figured out. How to Fix a Webcam Not ...