How to block an application from accessing the internet using firewall of AVG Internet security 2016
BLOCK AN APPLICATION FROM ACCESSING THE INTERNET
Open “firewall settings” from Options-> Firewall settings as shown below
Click “Add” to add a new firewall Rule
Select the application you want to block access to the internet
Click “Open“
Click “create“
Select “Application action” as “Block“
Click “OK“
Click “Apply“
Now a Firewall rule has been created that will block the application from accessing the internet. This rule blocks the network access in both IN and OUT direction.