By adding Code Scanner icon to your Control Center, you can simply swipe down, tap, and access the Scanner's camera for a QR code.

Next to Hotspot Name, tap the QR code icon. You’ll have to authenticate yourself using your preferred method. Then, you’ll see your hotspot’s QR code.

First, LinkedIn will now let you connect through QR codes. In the LinkedIn app, tap the QR code icon in the Home tab's search bar, and there you'll see a QR scanner as well as your own code.

The QR code generator flag is now enabled! Edge displays a QR code icon in the address bar, and you can generate a QR code for any website by clicking on the icon.