Bind SSL to Custom Port in Apache
You may already know how to bind SSL to port 443 on your apache webserver in Ubuntu 20.04,
But in case you don’t know, here is a clue.
The not so complicated approach is to create a new VirtualHost record that the Apache server will load when restarted.
You could create a new file in the /etc/apache2/sites-enabled/
folder named something like your-domain-name.tld.conf
sudo nano /etc/apache2/sites-enabled/my-domain-name.com.conf