Unable to Connect to server (Error 3011)
This error means your device cannot connect to your provider’s mail server. It can be anything from no network, intermittent or unstable network, or even a good internet connection in general but inability to reach your specific provider’s mail server.
The most common solutions are:
- Switching your network from WiFi to cellular or vice versa.
- Using another WiFi network.
- Restarting your phone.