Star mC-Print3 MCP31LB - FAQ and Other Resources; References

How to connect to Printer via Physical Ethernet LAN and its setup?
DolphinPOS User Guide Page 12
d) FAQ and others:
References
1) https://www.star-m.jp/products/s_print/mcprint3/manual/en/settings/usingApp.htm
2) https://www.star-m.jp/products/s_print/mcprint3/manual/en/settings/settingsLAN.htm