404 page not found after docker installation on localhost

[revant_one]

No it won’t work just by changing ports.
Traefik in single deployment setup is used to quickly bootstrap and manage letsencrypt.

• Traefik and Let's Encrypt on non default http port 80? - Stack Overflow
• Support for ports other than 80 and 443 - #72 by pfg - Feature Requests - Let's Encrypt Community Support