Here are the few steps to turn ON/OFF your firewall;
> Open Security Center.
> Type "firewall" into the search box, select windows firewall.
> Select "Turn Windows Firewall on or off" on the left side.
> Then (http://s.pictub.club/2017/07/01/7Pn66o.png)
Click "Turn on Windows Firewall" in the private/public network.
I hope it might help you. :)