Make WAMP server public on network

To enable that associate port in Windows Firewall, left click on Start menu and select Control Panel that will pop up Control Panel windows. Next, under Security section, select "Allow a program through Windows Firewall" which will result the pop up of "Windows Firewall Settings" . On the Exceptions tab, left click on "Add port..." which pops up windows "Add a Port", in which you fill in the informations as follows:

Name: HTTP
Port number: 80
Protocol: TCP

When done, click OK and close all windows