Cách bật tắt chế độ tường lửa (Firewall) trên Windows 11 năm 2025

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windows defender firewall 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..

net-framework-3.5-for-windows-11 Mở Windows Defender Security Center > Firewall & network protection > nhấp vào Private (discoverable) network hoặc Public (non-discoverable) network, tùy xem bạn muốn tắt hoặc bật tường lửa của mạng nào, sau đó chỉ cần gạt sang On hoặc Off dưới mục Windows Firewall là được.

remote-desktop-windows Windows Firewall is a host-based firewall that is included with the operating system and enabled by default on all Windows editions. Windows Firewall supports Internet Protocol security (IPsec), which you can use to require authentication from any device that is attempting to communicate with your device.