More like this? Subscribe

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
Step 1: Tap on  Settings
Step 2: Tap on  SIM card & mobile data
Step 3: Choose a  SIM card   (Dual SIM)
Step 4: Tap on  Wi-Fi Calling
Step 5: 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
Download instructions?
If you need the manual often or offline, you can download it here as a PDF document for free. Download

Oppo Instructions