Ring4 uses the internet, and works over Wifi or Data plan. The quality of the calls depends on the stability of the internet connection.
No one likes dropped calls, let's see if we can help!
Drop calls might be due to poor internet connection, please check your wifi or 4g/5g/LTE signal. You can test the speed of your internet connection with: https://fast.com/. If the download or upload speed is lower than 5 Mbps, or unstable, the issue could be coming from the internet connection.
You can also check out: Troubleshooting call quality.