ANSWER
Visit the address http://mtnbroadband.ng/index.html
username: admin
password: admin
Click Quick Settings on the Dashboard
Change the Network Name(SSID) to any...
Simply navigate to the web address http://192.168.8.1 on your browser, which leads to the Admin site. To change the admin password, which affords access to the online settings...
Alternatively, in changing the Wi-Fi password is connecting to the admin screen on your Internet browser. Simply navigate to the web address http://192.168.0.1 on your browser...