What to do if there is no sound on the phone terminal during a call with the Xiaomi Outdoor Camera CW100 Dual?

If the Xiaomi Outdoor Camera CW100 Dual has an issue where there is no sound on the phone terminal during a call, please refer to the following suggestions:
  1. Check if the phone's volume is set too low, which can cause the sound to be inaudible;
  2. Ensure that the Xiaomi Home App has permission to access the phone’s microphone. If not, enable the necessary permissions in the phone's settings.
Note:
  1. Ensure that the phone is not connected to a Bluetooth headset or external audio device that can be redirecting the sound;
  2. Make sure both the camera firmware and Xiaomi Home App are updated to the latest version;
  3. Restart the camera or the mobile device to resolve any temporary audio glitches.