Can't connect smart bulbs with 2.4g wifi?

Hi Yilin

Try to disable the band steering this can help

This change can also be applied through the Wi-Fi modem user interface:

1. Log in at: 192.168.0.1 from the web browser of any device.
2. Log in using the following information:
Username: cusadmin
Password: xxxxxxxx (Password you chose during initial setup)
3. Go to the next section to apply changes:

Wireless → General Settings → 5GHz → Band Steering (Disable)

You can also contact customer support by chat

1- Click on this link: https://fizz.ca/en/faq/none-my-devices-can-access-internet-wi-fi-or-using-cable-how-do-i-fix-it
2- The green chat bubble with the ? should appear after a few seconds in the bottom right corner.
3- Click on it, and select chat if available, or any other option

Hi Yilin

By default, the Fizz modem comes dual band frequencies with band steering enabled.

As mentioned, once you turn off band steering or disable 5 GHz WiFi, you'll be able to pair your smart bulbs directly to the 2.4 GHz WiFi (using the unique SSID).