So How to Change Wifi Password Huawei Router, you should launch the router’s web-based setup page. Changing the Wi-Fi password periodically is a good practice to safeguard your router network. Set a strong password to avoid unauthorized network access. Before you start the process, connect your computer or smartphone to the Huawei router for which you are going to change the password. Note the IP Address of the router. After setting a new password, be sure to click the Save Settings or Apply button. To know how to change the Huawei network’s password, follow the instructions given below.