If that's true, I'd be careful pointing a misinformation finger at TFL. As you note, their understanding of options may reflect what they were told by the dealer (the same experts who cased their second Defender while installing a winch).
https://landroverforums.com/forum/2020-defender-60/what-off-road-tires-come-order-106650/
https://news.goodyear.eu/the-origin...d-rover-defender-returns-with-goodyear-tyres/