There are countless third-party apps that allow you to read QR codes on your Android phone, but there’s no easier way to do so then with the built-in Camera app.
- On your phone, find and launch the Camera app.
- Aim the camera lens at the QR code. As soon as you see the See details button appears on the screen, means the scanning is done.
- Tap the See details button to see the information retrieved from the QR code. And, what you do next is dependent on the type of information. For contact info, you can import it to your Google contacts. If it’s an URL, you can tap Secure access to open the site with the Browser.
Note: The steps here were written for Android 4.2.2 on a Redmi (HM1W). If you’re having a different model of Redmi or other version of Android, there’s a possibility that the steps and screenshots will be different.