To log into your Humax router, first ensure your device is connected to the network. Open a web browser and enter one of the default IP addresses, such as 192.168.1.1, in the address bar. You will be directed to the login page. Enter the username and password, typically 'admin' for both. If that doesn't work, try other common combinations like 'admin' with 'password' or 'user' with 'user'. Once logged in, immediately change the default password to a strong, unique one to secure your router. Follow the on-screen instructions to complete the setup.