2019Also, you must register your address for9-1-1 emergency call in order to use Wi-FiCalling. To register, log into your accountat my.t-mobile.com, go to your profile thenclick Customer Info.About Wi-Fi CallingWi-Fi Calling can improve your coverage byallowing you to make phone calls and sendmessages over an available Wi-Fi network.Unless your rate plan provides otherwise,Wi-Fi Calling minutes count the same asT-Mobile cellular calling minutes on yourphone bill.To use Wi-Fi Calling, you must first turn onWi-Fi and connect to a Wi-Fi network.When the Wi-Fi Calling feature is on, yourphone displays the Wi-Fi Calling iconon the Status bar.To stay on a Wi-Fi call, you must remainwithin range of the Wi-Fi network youare using. As you leave the Wi-Fi signalarea, your phone beeps and displays amessage advising you to move to an areawith a stronger signal. If you lose the Wi-Finetwork’s signal, your call will drop.WI-FIYour phone can connect to the Internetusing Wi-Fi.Turn on Wi-Fi1. Touch and drag the Status bar downto open the Notification screen.2. Tap Wi-Fi.Connect to a Wi-Fi network1. From the Home screen, tap the Menu key.2. Tap Settings.3. Tap Wireless and network.4. Tap Wi-Fi settings.5. Tap to select the Wi-Fi check boxto turn on Wi-Fi, if necessary.6. Tap the desired network.7. Enter the password, if necessary,and tap Connect.WI-FI CALLINGIMPORTANT:Wi-Fi Calling requires a special type ofSIM card, like the one that comes with yourphone. You will not be able to use Wi-FiCalling unless you are using the correcttype of SIM card.