Turning on the camera on a Mac is vital for your video call. Here's how to do it on any Mac computer.
Remotely controlling the shutter on your iPhone's camera lets you include yourself in the photo while avoiding the limitations of a selfie. For example, it allows you to take a picture of a wider ...
You can scan a QR code using the camera on your smartphone, tablet, or computer — however, you may need to download an app.