How to turn on the camera on your Windows 10 computer, or troubleshoot if it won't turn on

You can turn on the camera on your Windows computer immediately using the built-in Camera app, or another app that uses it.

How to turn on your Mac computer's built-in camera, or troubleshoot it if it's not working

Turning on the camera on a Mac is vital for your video call. Here's how to do it on any Mac computer.
The Droid Guy

Troubleshoot Camera Problems on Microsoft Surface Pro 9: Step-by-Step Guide

If you are experiencing issues with the camera on your Microsoft Surface Pro 9, there are several systematic steps you can take to troubleshoot and potentially resolve the problem. Here is a ...
CNET

Troubleshooting Mac OS X 10.1.2: Fixes for: Printer problems; Digital camera fix; more

Fixes for Epson and Lexmark printing problems We have numerous confirmations of problems with Epson and Lexmark USB printers, following an update to Mac OS X 10.1.2 (see previous coverage). We also ...