How to share files via QR code with this hidden Android feature

File sharing between Android and iPhone is about to get even easier ...

Your Android phone can now share files with any iPhone using a Quick Share QR code

Google is rolling out a new QR code sharing feature in Quick Share that lets Android users transfer files to iPhones without any extra app.
Ars Technica

The growing abuse of QR codes in malware and payment scams prompts FTC warning

The US Federal Trade Commission has become the latest organization to warn against the growing use of QR codes in scams that attempt to take control of smartphones, make fraudulent charges, or obtain ...
Android

Google Messages’ Familiar QR Code Pairing Method Is Quietly Being Removed

Google Messages is preparing to remove QR Code pairing, its easiest way to connect phones to the web app. A beta version has already removed the feature from Android. Users may soon need to sign in ...