Oppo How to Turn On/Off Wi-Fi Calling

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When the network reception or signal strength on the Oppo smartphone is weak, we can enable Wi-Fi calling to make calls over a connected WiFi network.

Notice: Wi-Fi calling must be supported by the respective network operator.

 

Android 11 | ColorOS 11.0
How to Turn On/Off Wi-Fi Calling - Tap on Settings
How to Turn On/Off Wi-Fi Calling - Tap on  SIM card & mobile data
How to Turn On/Off Wi-Fi Calling - Choose a  SIM card  (Dual SIM)
How to Turn On/Off Wi-Fi Calling - Tap on Wi-Fi Calling
How to Turn On/Off Wi-Fi Calling - Enable or disable Wi-Fi Calling
  1. Tap on Settings
  2. Tap on SIM card & mobile data
  3. Choose a SIM card (Dual SIM)
  4. Tap on Wi-Fi Calling
  5. Enable or disable Wi-Fi Calling
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