Add below code snippet in your child theme – functions.php or WPLMS Customizer – wplms_customizer.php
add_filter('wplms_show_quiz_correct_answer','wplms_check_passed_quiz',10,2); function wplms_check_passed_quiz($return,$quiz_id){ $user_id = get_current_user_id(); $marks = get_post_meta($quiz_id,$user_id,true); if(isset($marks) && is_numeric($marks)){ $passing_score = get_post_meta($quiz_id,'vibe_quiz_passing_score',true); if(is_numeric($passing_score) && $marks < $passing_score) return false; } return $return; }