If the Wi-Fi light on your Classe 300 EOS is flashing, it means there are issues connecting to the Wi-Fi network: Wi-Fi on the Classe 300 EOS is enabled, but not connected to your Wi-Fi network Check that the modem is powered on. Has someone changed the password to access your home Wi-Fi networks? See FAQ: How do I reset the Wi-Fi network on my Classe 300 EOS?