From the Home screen, tap the Phone icon.
Tap the Menu icon.
Tap Settings.
Tap Calls.
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 preference.
Swipe from the left or right edge of the screen to go back.
You've completed the steps!
