The seller has apologized and sending a shipping label asking if I want the correct battery or refund. I replied if he has the Mini 4 Pro standard battery part number, specs and weight please exchange.
I also ordered two new batteries from...
yes - to several sd cards. It's clearly some unusual bug but now that I was able to clear it - in a manner that was entirely a quirky guess...I'm a happy camper, particularly since I gave up on it and ordered yet another drone :) so my Mini 4 pro...