The latest PHPBB release includes several notable improvements and bugfixes. Key improvements feature the distinction between disabled and not installed extensions in the ACP, as well as the support for forcing reparsing of BBCodes via CLI. Significant bugfixes address issues such as an AJAX error when deleting cookies, handling E_USER_ERROR in PHP 8.4, incorrect permission trace results, and functionality of UCP when testing user permissions. For more detailed information, refer to the provided source.

via (https://www.phpbb.com/community/viewtopic.php?p=16040113#p16040113)