Use these steps if the terminal has a network connection but still displays communication errors.
Troubleshooting Steps
- Confirm the terminal still shows an active network connection.
- Check whether other devices using the same network are working normally.
- Check whether other payment terminals are affected.
- Record the exact error message and the time it occurred.
- Safely restart the terminal once.
Contact Support If
- The local network is working but the terminal still cannot communicate.
- Multiple terminals are affected.
- The issue continues after restarting.
Important: Do not change terminal network parameters or security settings unless directed by authorized support.