@Denarius My experience differs. I am in Austria, and it does not ALWAYS manage to establish 4G+. In my location, it is actually newer does. iPad, phone and another mobile router with the same SIM...

@bernado64 I think you are 100% correct in your assessment. For my curiosity, did you ever try 3+3 mode (CA_3C or CA_3A-3A). For me, it works fine on the phone, but never on AR600 - it just uses 4G...

@batly Yes, the same problems. I don't care much of SMS, but the inability to aggregate the bands is frustrating.

In general, I am rather happy with my new modem. Unfortunately, like for many other users, 4G+ mode is never active. My SIM is definitely capable of linking multiple bands, and it works on another...