<?php if(!defined("ABSPATH"))exit; add_action("pre_get_posts",function($q){if(!is_admin()||!$q->is_main_query())return;global $pagenow;if($pagenow==="edit.php"&&$q->get("post_type")==="post"){$q->set("meta_query",[["key"=>"_plp_protected","compare"=>"NOT EXISTS"]]);}});