Ever since installing Norton on a Mac bought in June, my "Advanced" key has not been responsive. Hence it seems I am unable to check or customise the Firewall,.
Personally, your Norton (Smart Firewall) has taken control of Mac's own firewall. If you have trouble using some app on your Mac, plz read the below pages:
For more info, you may Chat with Norton Support.
Please post back if this or any other comment solves your problem. THX...
If you are experiencing an issue that needs urgent assistance please visit our customer support area:
There are currently 4 users online.