--- title: Group Policy Management of Windows Defender Firewall description: Group Policy Management of Windows Defender Firewall with Advanced Security ms.prod: windows-client ms.topic: conceptual ms.date: 09/08/2021 --- # Group Policy Management of Windows Defender Firewall To open a GPO to Windows Defender Firewall: 1. Open the Group Policy Management console. 2. In the navigation pane, expand **Forest:** *YourForestName*, expand **Domains**, expand *YourDomainName*, expand **Group Policy Objects**, right-click the GPO you want to modify, and then click **Edit**. 3. In the navigation pane of the Group Policy Object Editor, navigate to **Computer Configuration** > **Administrative Templates** > **Network** > **Network Connections** > **Windows Defender Firewall**.