Dear @Alex Suter,
I also disabled my firewall and checked the port again but it still didn't work!
![alt text][1]
[1]: https://answers.axonivy.com/upfiles/Capture_3EvUp7r.PNGhttps://answers.axonivy.com/upfiles/Capture_3EvUp7r.PNG
Does the engine mode (currently demo mode, without license) affect this config?