If you've forgotten the username or password to your Spectranet's user management dashboard when you visit http://homerouter.cpe/ , 192.168.1.1 or 192.168.8.1 (depending on your device ) then all you need to do is reset the device.
Somewhere on the Hub or MiFi, you should find a reset button or hole. Simply press it and your login details (including WiFi SSID / key) will be reset to default.
Default username: user
Default password: user
If the above credentials don't work then try
Default username: admin
Default password: admin
Wi-Fi key: Check under the Hub / Mi-Fi