If network reception in an area is rather poor, we can make calls over a connected Wi-Fi network, as long as the option is supported by our own provider, which explains the term Wi-Fi calling or Wi-Fi calls themselves.

Android 10 | OxygenOS 10.0
Step 1:  Open the  Settings
Step 2:  Tap on  Wi-Fi & network
Step 3:  Tap on  SIM & network
Step 4:  Choose a  SIM card   (Dual SIM)
Step 5:  Enable or disable  Wi-Fi Calling
  1. Open the Settings
  2. Tap on Wi-Fi & network
  3. Tap on SIM & network
  4. Choose a SIM card (Dual SIM)
  5. Enable or disable Wi-Fi Calling

OnePlus Instructions
Loading...

Transmitting...