Scanning A QR Code That's Already On Your Phone Is Actually Simple - Here's How

On iPhone, open the saved QR code in Photos and tap and hold it. On Android, open it in Google Photos and tap Search to scan ...

I gave my Samsung phone superpowers with a $6 pack of NFC tags — here's how

Own a stack of NFC tags and a Samsung smartphone? Using Modes and Routines and some imagination, you can craft these powerful ...