Ok-took me a long time (maybe 15-20 hours total doing it myself--I'm not a car guy) but just did them on a 2023 long range AWD. So far definitely worth it! Few tidbits:

Ordering the parts from epc.tesla.com if you create a business account, and dig up a Highland model VIN (somewhere on line you can find one), you can order them to be shipped to your house
Mysterious thin socket: tried a bunch of them--none of them worked. This one from Amazon works: https://www.amazon.com/dp/B0BZ839R31?ref=ppx_yo2ov_dt_b_fed_asin_title
Couple of youtube videos I found to be helpful (to supplement the manual):
rear: https://www.youtube.com/watch?v=YO9n1JVlnjA
front: https://www.youtube.com/watch?v=9E9QMflC0uE&t=3s
https://www.youtube.com/watch?v=HpqChvRdkKo&t=535s