Export Windows Firewall Rules to human-readable CSV

Use the following PowerShell script to export the windows firewall rules to a readable CSV

get-netfirewallrule | Get-NetFirewallPortFilter | select-object Protocol, LocalPort, RemotePort,
 InstanceID | export-csv "C:\path\"

Get-NetFirewallRule: (Read more)
Retrieves firewall rules from the target computer.

Get-NetFirewallPortFilter: (Read more)
Retrieves port filter objects from the target computer.

select-object:
Selects specific objects or object properties.