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

Many of us depend on our laptops for professional work and leisure activities, so any issues with them can be highly frustrating. One such common problem is the laptop camera not working, and is a ...

You can scan a QR code using the camera on your smartphone, tablet, or computer — however, you may need to download an app.

Security is easiest when you are the password: You don’t have to memorize complicated keywords, but simply hold your face up to the camera or your finger on a sensor — and you can access your computer ...