Roblox will scan video selfies of teens to assess their ages as part of a new Trusted Connections feature that gives users ...

How to scan a QR code with your phone. You don’t need an app for this —your phone can do it already. You don’t need an app for this —your phone can do it already. by David Nield.

Not all smartphones require a third-party app to scan QR codes. Kurt "CyberGuy" Knutsson shows you how to scan codes using iPhone or Androids.