How is the webserver configured? (Blueface Master Thermostat)
If the master thermostat of your installation is a Blueface thermostat, access User settings menu > Information > Webserver and press Associate router.
If you have any doubts about which is your installation's master thermostat, see ( Which is my installation's master thermostat? ).
If the master thermostat of your installation is a Blueface Zero thermostat or If you need further information about associating the webserver to the Internet, consult the cloud webserver manual ( Airzone Webserver Cloud - Installation Manual ).