Change Port Apache2

You can change apache2 port with add the new port to /etc/apache2/ports.conf. Use nano or vim to edit file. This is my example, I want to change http port from 80 to 3000.

nano /etc/apache2/ports.conf

Add the new port

Listen 3000

Restart apache2

sudo service apache2 restart

Open in browser http://localhost:3000