Connect to your Modem either via Wifi or Ethernet cable. Then open a web browser and type in the following IP Address "192.168.50.1"
1. Here you will type in the password: Nutcracker44 or admin
2. You will then click modem and then connection profile. Here you will enter the proper APN setting
Blue 300/450 Plan:
Once entered please hit "save & apply"
3. Next hit system, reboot, and then "perform reboot"
4. Allow your device to reboot and then sign back into Modem to ensure APN settings are saved.