Hello @David_Lovelace
I’m not familiar with your scenario.
I’m not familiar with tweaking Smart Firewall.
I’ve never needed to tweak Smart Firewall.
Sorry, you’re not able to post pics.
Sorry, no notion whether tweaking Smart Firewall will help your scenario.
regarding Norton 360 v24 Smart Firewall
Automatic Network Control with Notifications?
Low Risk Applications > Alert always?
Smart Firewall > General > Additional settings
Public network exceptions > Configure?
Blocked devices > Manage Devices?
will post more screenshots…if you need
Please post progress