Upgrading from v02 to v03 can cause internal data structure mismatch crashes.

:Ensure you have downloaded all necessary parts of the v0.3 release from a trusted source, such as the official City Dom Patreon . If the game is split into multiple parts (e.g., .zip.001, .zip.002), make sure all are in the same folder before extracting.

Lower the graphic settings, particularly shadows and water quality, if the performance is not smooth. Conclusion

Plug the power cable into the back of the V03 unit before seating it on the bracket.

Verify that your host system's firewall allows internal traffic. On Ubuntu/Debian systems, run sudo ufw allow 8080/tcp and sudo ufw allow 5353/udp to permit multicast DNS traffic.

According to available Installation Guides , the setup is straightforward for Windows users:

Includes the manufacturer's official wiring schematics. Tools and Materials Required

Navigate to the game directory and remove any cache folders found within the game directory. This forces the engine to compile the newly added V03 scripts cleanly.

Locate your downloaded archive (e.g., CityDom-0.3-Public.rar or modified packages).

The script will automatically configure a systemd service called citydom.service to ensure the platform launches whenever your system boots.

: You will need a reliable extraction program such as WinRAR, 7-Zip, or PeaZip.