QR codes were given more usefulness in Circle to Search on Android in a previous update, as well as QR codes appearing in ...

You probably already know how to scan a QR code with your phone. It's simple enough: just open the camera app, point your phone at the code, and tap the link. What if you're on your computer, though?

Open the Camera app and hold your Android phone so that the QR code appears in the viewfinder. Your phone should recognize the QR code and give you a notification.

Simply open the app, point it at a QR code, and it will display the data right away. You can use it to read a wide variety of data formats, including URL, contact, text, email, Wi-Fi, and calendar.

How to scan a QR code from the quick toggles menu This is the quickest way to scan a QR code on a Samsung phone, as you don't have to rely on the camera app to auto-detect QR codes. Swipe down ...

You probably already know how to scan a QR code with your phone. It’s simple enough: just open the camera app, point your phone at the code, and tap the link.