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 big part of video conferencing etiquette is making sure your equipment works before your meeting starts. And that includes your webcam. There’s no reason to run into unexpected and disruptive video ...

I test digital cameras for a living, but even with a full-frame mirrorless close by, I still grab my iPhone for quick shots ...