You probably think you need to use your smartphone's camera to scan a QR code, right? That's not the case — it's entirely possible (and super-easy) to scan a "Quick-Response" code that's already saved ...
Android has a built-in QR code scanner tool that you might not even know about, but Google is in the process of giving it a redesigned look. Back in Android 13, Google added support for a built-in QR ...