Why the red wifi Led on board to the Classe 100X is blinking? | Legrand België

If the wifi LED on your Classe 100X is flashing it means that there are problems connecting to the WiFi: WiFi on the 100x is enabled but is not connected to your WiFi network

Check that your modem is powered.

Someone have changed an access password on your home WiFi network?

See FAQ "How can I re-set the WiFi network on my Classe 100X ?"