From the Home screen, drag down the Notification panel.
Drag down the Quick settings panel.
Tap the Settings icon.
Tap Advanced Calling.
Tap Wi-Fi Calling.
Tap or slide the Wi-Fi Calling switch to ON.
If necessary, follow onscreen instructions to enter a US address for use in the event of an emergency call. You can update this address at any time.
Tap When Roaming.
Select your preferences.
Tap SAVE.
You've completed the steps!
