How Trend Micro QR Scanner Differs From Other Apps . The app I use is Trend Micro QR Scanner. It's a very simple QR code ...

Scan QR Codes With the Camera App. Modern Samsung device (Android 9 or later) include built-in QR scanning functionality.

If you're vigilant, you can find QR codes everywhere. These black-and-white squares tie the real world to the internet, and scanning them gives you quick access to ID cards, restaurant menus ...