Block Internet Access to Apps! You can disable a program from connecting to the internet using CMD or Outbound Rules of Windows Firewall.

How to manage the built-in firewall on Windows 11 On Windows 11, the Microsoft Defender Firewall comes enabled by default, and you can turn it off or on as needed, allow or block apps, customize ...

We show you how to block or allow VPN through Firewall in Windows 11/10 PC. WE also show you how to allow VPN ports through the firewall.