How to set or change firewall setting on Windows?

Some programs seem to be not working because of firewall setting. How to reset or change this on Windows?

1. Open Windows Firewall setting
Press [Windows button] + [R] then input [control.exe /name Microsoft.WindowsFirewall] to textbox.

2. Windows Firewall shows up and select [Advanced settings] on the left menu.
3. Advanced Security window shows up and select [Inbound Rules] on the left menu.
4. Allow the connection
Green icon means the program is allowed for connection and red icon means communication is blocked by firewall. Double click the icon and select [Allow the connection].

Or you cal delete blocked items. In this case, Windows Security Alert will show up when you run the program, allow all networks for communication.

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