

This tutorial will show you how to completely reset and restore Windows Firewall settings to default in Windows 10. See also: Automatically diagnose and fix problems with Windows Firewall | Windows Support Restore defaults would include turning on Windows Firewall for all network profiles, reset notification settings to default, remove all added apps and features that you allowed and denied, and reset Windows Firewall with Advanced Security settings to default. Over time of allowing apps through the firewall and setting rules, you may need or want to completely reset Windows Firewall to default. Windows Firewall can 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. How to Restore Default Windows Defender Firewall Settings in Windows 10
