Follow below step will help to allow chrome to access the network in your firewall or antivirus settings

Click the Windows Orb Select Control Panel. Click System and Security or Windows Firewall. Click Allow a program through Windows Firewall to open the Allow programs to communicate through Windows Firewall screen. Click to checkmark the box for the program you want.

If the above steps do not help then you can on the blog to understand firewall settings chrome in a more easy way.