When you want to modify the capability settings you can hook into the the following filters:
Agent Caps: wordpress_helpdesk_agent_caps
By default the agent caps are the following:
array( 'read', 'publish_tickets', 'edit_ticket', 'edit_tickets', 'edit_others_tickets', 'edit_published_tickets', 'delete_tickets', 'delete_others_tickets', 'delete_ticket', 'read_ticket', 'read_private_tickets', 'assign_ticket_status', 'assign_ticket_system', 'assign_ticket_type', 'publish_faqs', 'edit_faq', 'edit_faqs', 'edit_others_faqs', 'edit_published_faqs', 'delete_faqs', 'delete_others_faqs', 'delete_faq', 'read_faq', 'read_private_faqs', 'assign_faq_topics', 'publish_saved_replies', 'edit_saved_reply', 'edit_saved_replies', 'edit_others_saved_replies', 'edit_published_saved_replies', 'delete_saved_replies', 'delete_others_saved_replies', 'delete_saved_reply', 'read_saved_reply', 'read_private_saved_replies', 'assign_saved_reply_tags', );
Reporter Caps: wordpress_helpdesk_repoter_caps
By default the reporter caps are the following:
array( 'read', 'read_ticket', );