Here’s how to disable Wi-Fi on Huawei HG633 and HG635 routers:
1. Using a computer connected to the Huawei router, open an Internet browser and type 192.168.1.1 to log in to the web-based control panel.
2. When prompted, enter the username admin and password admin (lowercase).
3. Click on Network > Wireless settings > uncheck both boxes for Enable Wireless 2.4GHz and Enable Wireless 5GHz.
4. Click Save.