- Go to [settings] application.
- Tap on [Mobile network].
- Tap on SIM (at the top) for which you want to enable VoWiFi.
- Tap on [Wi-Fi Calling].
- Enable WiFi Calling and tap on [Wi-Fi Calling preferences].
- Tap on [Wi-Fi Calling Preferred] if it is not enabled already.
How to setup VoWiFi
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