There is automated software picking up what goes on in chat.
You have to actually send in a complaint about the stuff on your profile.
The contact email link is on the Help and Support page. There is a dropdown for reporting abuse.
https://support.chess.com/customer/portal/emails/new
why am I not allowed to curse in chat during a game, but a player can curse at me all over my profile page?
how do I report that?