On newer Pixel phones (3+ I think), it defaults to a 60Hz configuration which does not support auto focus. See https://developers.google.com/ar/discover/supported-devices for details about your specific device.
On newer Pixel phones (3+ I think), it defaults to a 60Hz configuration which does not support auto focus. See https://developers.google.com/ar/discover/supported-devices for details about your specific device.