You can scan a QR code using the camera on your smartphone, tablet, or computer — however, you may need to download an app.

If your Android device is not scanning a QR code, there could be a number of potential issues at play.

Turn your smartphone into a professional car diagnostic tool with a $15-30 OBD2 adapter and free apps that read engine codes in seconds.

QR codes have become an indispensable tool for quickly accessing online content. As a Samsung Galaxy smartphone user, you have the power to harness this technology with ease, thanks to your device’s ...

Android's Key Verifier tool is live in Google Messages, helping you make sure your contacts are who you think they are.

Timi is a news and deals writer who's been reporting on technology for over a decade. He loves breaking down complex subjects into easy-to-read pieces that keep you informed. But his recent passion ...

Microsoft offers a solution to manage your phone from your computer. The Phone Link application connects your Android device ...