How to scan a QR code on a Mac It isn't often you see people scanning QR codes with their computer, but if your Mac has a camera it can be easily done. The easiest and free app we've found is QR ...

If your computer's camera is operated via a switch, you'll need to make sure the switch is turned on, or your camera won't work. If you're using an external webcam, check that it's plugged in.

You don’t have to save your scan in Notes, you can also scan directly into Files, where your document will automatically be saved as a PDF. Open Files on your iPhone (or iPad).