APN: Yes, I have tried nxtgenphone and broadband (I had to hot spots, and those were the settings As far as the SIM, I am pretty sure I have that as the current one, I have it in A and have tried B without changing the sim card settings on the unit.

I am having the hardest problem figuring out/ searching and finding out why my RBSXTR / R11e-LTE-US is not picking up LTE signal. SIM card is in, powered on, but when searching for LTE signal it say Modem is not configured. I have searched high and low and just can't see to get the answer it / I nee...