Originally Posted by
joe_miami
I've only flown two segments in Delta BE, but in both cases, once I checked in, I wasn't allowed to change seats.
Did you have the option to select during the check-in process? I don't recall ever trying after checking in, but I've always been able to choose them during the check-in process (usually between T-23 and T-24) and I was able to choose any open non-preferred economy seat.