What is the best way to do this - create a new rule for the port or register the port in an existing rule in the firewall?

Question

Computer networks

Create a new outgoing / incoming rule for the game to open a port, or to prescribe already that there is something that the game or program has been added?

Answer 1

No difference.
If you add to one rule - it is convenient to turn on or off a group of rules at once as a whole. Otherwise, no difference