This is no longer within "Settings", you cannot edit your profile from this area anymore.
Below is the link that needs to be considered reflective of the new method of changing your profile style/themes.

How to Set Your Profile Background
https://forums.d2jsp.org/info.php?p=12


New method is located in the GH thread.
https://forums.d2jsp.org/topic.php?t=103066767&f=34


This post was edited by lolkggz on Feb 13 2024 09:06am

Updates to these pages are already being worked on

Thanks!