Quick Share, Google's version of AirDrop, could soon receive an update to support QR codes for easier device connection. Wi-Fi connections are faster for file transfers, but Quick Share now offers ...

Android Q also using this QR code setup for Wi-Fi when adding a network and even offers the option when setting up your device for the first time.

Multi-device QR code setup will let you add a whole box of smart home devices while only scanning a single QR code. NFC support adds flexibility to setup, especially where QR codes could be awkward.

Your Android or iPhone can probably already scan QR codes. Here's how to do it no matter what phone you have.

Can the QR code replace user names and passwords? Verizon Enterprise thinks so -- at least for some companies looking at two-factor authentication.