Here’s how to disable Wi-Fi on Super Hub 2 Wi-Fi and Super Hub 2ac Wi-Fi routers:
1. Using a computer connected to the Super Hub 2 router, open an Internet browser and type 192.168.0.1 to log in to the web-based control panel.
2. When prompted, enter the password found on the router label.
3. Click on Wireless Network Settings –> under Wireless Band Settings uncheck the two ‘Enabled’ boxes for the 4GHz and 5GHz connections.
4. Click Save.