Hi @jdwright1956 ,   Welcome to TPG Community!   May we know the make and model of your MBB Dongle? Have you contacted the manufacturer of the device to check further the needed settings?   Also, have you tried the SIM card that you've purchased with us if you are able to receive a 4G connection to your mobile phone? If yes, then the dongle needs to be checked.   Kind regards, BasilDV ... View more