Wi-Fi Calling is turned on as part of the activation process. To use Wi-Fi Calling, you'll need a Wi-Fi Internet connection and a postpaid AT&T wireless account provisioned with
HD Voice. The LG G6 Duo (H871S) does
not support Wi-Fi Calling. Certain restrictions, requirements or limitations may apply. Visit
About Wi-Fi Calling or
att.com/wificalling for more details.