Instructions to scan QR codes on Google devices

Google Pixel 3a Google Pixel 3a
Google Pixel 3a XL Google Pixel 3a XL
Google Pixel 3 XL Google Pixel 3 XL
Google Pixel 3 Google Pixel 3
Google Pixel 2 Google Pixel 2
Google Pixel 2 XL Google Pixel 2 XL
Google Pixel C Google Pixel C
Google Pixel Google Pixel
Google Pixel XL Google Pixel XL