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Connect to Wi-Fi
Turn on the device Open Settings → Network Select your restaurant’s Wi-Fi Enter the password Use a stable, 5 GHz network when possible.
Troubleshooting
Check paper roll direction Ensure printer head is clean Restart Wi-Fi Re-add printer Make sure printer is compatible
Check Device Settings
Disable battery saver Allow all app permissions Keep screen ON during peak hours
Supported Printer Types
Bluetooth printers Wi-Fi printers LAN/Ethernet printers Sunmi & Epson recommended models
If You Cannot Log In
Ensure the phone number is correct Try resending the OTP Check network connection Contact support if the account is locked