# To Ensure the firewall service is on, add the below function and call it adding any firewall rules
function Enable-WindowsFirewallService {
########################################
# Enable Windows Firewall Service
# Function Date: 18.4.14.1
# Function By: Sean Huggans
########################################
# Usage Note 1: function is dependent on the below 2 lines being present at the beginning of your script, as well as the standard logging function being present
    $script:wmiOS = Get-WmiObject -Class Win32_OperatingSystem;
    $script:OS = $wmiOS.Caption
    Log-Action -Message "Making Sure Windows Firewall is enabled and setting default behaviors..."
    $ServiceName = $(Get-WmiObject -Class Win32_Service -Property * | where-object {(($_.DisplayName -like "*Windows*") -and ($_.DisplayName -like "*Firewall*"))}).DisplayName
    try
    {
        $Service = Get-WmiObject -Class Win32_Service -filter "displayname='$ServiceName'" -ErrorAction stop
        $Service.ChangeStartMode("Automatic") | Out-Null
        if ($Service.State -ne "Running")
        {
            $Service.StartService() | Out-Null
        }
        Log-Action -Message " - Changed the Startup Type of the '$ServiceName' service to 'Automatic'."
        return $true
    } catch {
        Log-Action -Message " - Error changing the Startup Type of the '$ServiceName' service to 'Automatic'!  You will need to do this manually!"
        return $false
    }
}