How To Block Apps With Firewall. Select new rule from the pane from the right. 2.in the ‘firewall & network protection’ tab, click on ‘apply an app through firewall’.
I understand your concern about blocking a program in windows defender firewall. Alternatively, you can tick or untick the box in either the private or public columns. When you find them, mark the private and/or public options on the right, depending on which types of networks you want to allow that app to communicate.
Click outbound rules from the left pane if you want to prevent the app from the sending outgoing traffic.
In this step, you can edit the list of allowed/blocked apps through firewall. How to block apps in windows 10 firewall. An alternative method to allow apps through windows firewall is to look for them in the list of allowed apps and features to which you can get as we've shown you in the first section of this guide. Block apps from accessing internet by default.