All you need to do is open the camera app on your phone and point it at the QR code. Assuming the lighting is good enough and the focus is clear enough (tapping on the code in the viewfinder may ...

Click on the QR code, and you can open the link in Safari ... taking advantage of native features on your phone can save you ...

so [celtwolf] generated a URI that would send a text to his mobile phone with the message “I found your keys!”. He generated a QR code from the URI, then etched it on a piece of acrylic using ...