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.

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