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

Use the following fixes if your Camera is showing a Lock icon on your Windows laptop. This issue might be frustrating because you cannot use your laptop camera to join meetings. If your camera shows a ...

You don't need your phone to open a QR code. You probably already know how to scan a QR code with your phone. It's simple enough: just open the camera app, point your phone at the code, and tap the ...

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

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. You probably already know how to scan a QR code with your phone. It ...