It’s possible that they do not support modes bpi-r3 tries in software or not in the ranges it requires.
For new/clean cards: new cards have one partition using full size and gpt is at beginning of card and a backup gpt at the end of disk. This backup gpt is not overwritten by image flashing and may cause issues because both gpt do not match then.
But as far as you understand you got r3 up and running.