@David-TP Apologies for the time it has taken me to get back. I tested the SIM card in a smartphone and it is not latching onto B1. On the MR600 only B3 and B40 are now available for selection, where...

@David-TP Thanks for your message. I have rebooted the router a few times but that has not made a difference. I'll try the sim in a phone and report back if B1 is available. Need to figure out how to...

For two months, I have been using Band 1 + Band 3 on Airtel (India). This combination was excellent and 45mb download around 10mb upload was consistently being achieved. Since the past week or so,...