You can use the Windows Security app to view and manage the status of Windows Firewall. You can turn the firewall on or off, and access advanced settings for different network types, including domain (workplace), private (trusted), and public (untrusted) networks.

The settings page of the Windows Security app allows you to configure security providers, notifications, and determine the version of the app. The page is divided into the following sections:

Learn about the risks of allowing apps through Windows Firewall, and how to add or remove apps from the list of allowed apps.

It includes features such as Microsoft Defender Antivirus, Windows Firewall, and Smart App Control, which work together to provide real-time protection against viruses, malware, and other security threats.

With features like Microsoft Defender Antivirus, Windows Firewall, and Smart App Control, you can easily access and configure robust security settings. Built into Windows, this app ensures your device is protected from the moment you start it up, offering real-time protection and peace of mind.

Learn how to use virus and threat protection options in Windows Security to scan your device for threats and view the results.

You can now make changes to your Windows Firewall settings. Note: If the Change settings button is still greyed out, your administrator may have disabled the option for you to change the settings.

You receive a warning in the notification area of the task bar telling you that the Windows Firewall is turned off. The warning is displayed as a Windows security alert in Windows XP and in Windows Vista, and as an Action Center message in Windows 7.

Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security options and features.

The router (sometimes called a "modem") that brings the internet from your internet provider to your home or office is usually a hardware firewall. And your computer, whether it's running Windows or macOS, most likely has a software firewall running.