Firewall Rule - iOS

[vpnuser]

Hello,
I would like to enter the operating system "iOS" as the "Source OS" in a firewall rule. Is there a possibility, as "iOS" is missing in the selection.

[abulafia]

Not likely, see e.g. https://forum.netgate.com/topic/149722/source-os-android

[vpnuser]

Thanks  8)