Galaxy S6 edge. GalaxyWiFi Calling

Phone App
The following topics outline the use of your device’s phone app to place and receive calls, use voicemail, set up and manage contacts, and more.
Wi-Fi Calling
Wi-Fi Calling uses Wi-Fi networks to help improve voice and data coverage. It sends and receives calls and text messages over a Wi-Fi network and may offer better coverage in buildings and areas of poor cellular reception.
1. From a Home screen, tap Apps Phone App
> Settings .
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