Turning off Microsoft Defender Firewall might make your PC (and your network, if you have one) more vulnerable to unauthorized access to your network. You shouldn't turn off Microsoft Defender Firewall unless you have another third party firewall installed and turned on. Microsoft Defender Firewall is turned on by default in Windows 10. You must be signed in as an administrator to turn on or off Microsoft Defender Firewall. This tutorial will show you different ways on how to turn on or off Microsoft Defender Firewall for network locations (profiles) in Windows 10. The Windows Firewall has built upon & polished further, the already improved Windows Vista firewall, in. The Windows Firewall settings will be restored to default values. See also: Automatically diagnose and fix problems with Windows Firewall | Windows Support Restoring the default settings will reset all the firewall settings that you may have configured for all network locations. Microsoft Defender Firewall is designed to help prevent hackers or malicious software from gaining access to your PC through the Internet or a network. Starting with Windows 10 build 16193, Windows Firewall has been renamed to Windows Defender Firewall, and now renamed to Microsoft Defender Firewall in Windows 10 version 2004 and higher.

How to Turn On or Off Microsoft Defender Firewall in Windows 10

Windows firewall settings