How do I enable Wi-Fi Calling on my Trust mobile? Steps for iPhones Launch the Settings app. Tap Phone, then Wi-Fi Calling. Switch ‘Wi-Fi Calling on This iPhone’ to On. Steps for Samsung Click to collapse There are two ways to activate Wi-Fi Calling, through the Quick settings panel or through the Phone app. Please note: If you can't see the menu options below on your phone, please contact your network provider to check that Wi-Fi Calling is available on your network and activated for your device. Through the Quick settings panel: 1Swipe down twice from the top of the screen to reveal the Quick settings panel 2Tap the Wi-Fi Calling icon to activate Wi-Fi calling Through the Phone app: 1Open the Phone app 2Tap the More options icon. It will appear as three dots 3Tap Settings 4Tap the switch to activate Wi-Fi Calling 5If a pop-up box appears asking you to enter your emergency contact information, review and enter the information requested, then tap SavePlease note: you can update your emergency information later by navigating to Wi-Fi Calling, and then tapping Emergency Location Information or Update Current Emergency Address. 6To deactivate Wi-Fi calling, tap the switch again