But what if the QR code is on your phone screen? Fortunately, you can scan a QR code on your phone without needing a second device. Here's how to do it. Google Lens offers a quick and easy way to ...

They're essentially hyperlinks in image form. To interact with a QR code, you point your phone camera at the shape so your device can act as a scanner. A message with a clickable link will pop up on ...

Although you can scan a QR code with your iPhone locked, you won't be able to follow the link without unlocking it — so we recommend unlocking your phone to make the process smoother.