“Yo, what’s your WiFi password?” It’s a question we’ve all asked, and answered, dozens of times. Happily, there appears to be a neat way around the issue, as an intrepid Reddit user recently made well ...

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.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. You probably already know how to scan a QR code with your phone. It ...

Posts from this topic will be added to your daily email digest and your homepage feed. You don’t need an app for this —your phone can do it already. You don’t need an app for this —your phone can do ...