Does the chess support still exist?


Support does still exist. However, Support doesn't handle fair play closures. There is a team of at least 30 people dedicated to Fair Play.
https://www.chess.com/fair-play
An opponent from January was closed.
Another in February.

Another from January:
I am not going to go through all your games but it seems clear that there have been some fair play closures for your account this year.

Another from January:
I am not going to go through all your games but it seems clear that there have been some fair play closures for your account this year.
well that's great but I haven't been compensated for any of those games, my last compensations dates back to september 2024.