@Sunshine a little update on this. I checked around with my smartphone, and a site that lists bands per antenna. It seems that B3 and B38 can't aggregate because the mr600 sees two antennas that are...

@Sunshine so I couldn't get B3+B38 with other devices, probably it's the base station. Could I ask then if could be implemented a sort of schedule on which time band should be changed? (From one hour...

@Sunshine I understand. I know for sure the base station does 4g+ (CA), in fact any other band couple does work (1+7, 3+7, 1+3, 1+20, 3+20, 7+20), and also my smartphone on the same base does 3CA...

According to the specification page archer mr600 V2 supports B3+B38 CA. But in no way I setup it, it doesn't aggregate bands on Wind3 operator (Italy). Is B3+B38 really supported? If so, with which...