If during the initial setup of the Display, the network test is all green as shown in the picture below, please have the following IP addresses from Solarfox whitelisted in the your network's firewall.
212.224.82.131 Port: 80/443 (HTTP/HTTPS) - Solarshow
212.224.82.132 Port: 80/443 (HTTP/HTTPS) - Systemstatus
212.224.82.155 Port: 80/443 (HTTP/HTTPS) - Firmwareupdate
All ticks must appear as below during setup: