1. Go to WP Admin -> Plugins -> editor -> WPLMS Customizer -> customizer_class.php
2. Add the following code in __construct function :


 PHP Code:


add_filter('wplms_course_status_filters',array($this,'wplms_course_status_filters'));
add_filter('wplms_sort_by_status_query',array($this,'sort_alphabetical'),10,4);

 


3. Add these functions in the class :


PHP Code:


   

function wplms_course_status_filters($args){ 
				$args[10]=__('Alphabetical','vibe');
				return $args;
			}

			function sort_alphabetical($course_id,$status,$page_num,$loop_number){
				if($status == 10){
					global $wpdb;
					$cquery=$wpdb->prepare("SELECT DISTINCT a.user_id FROM {$wpdb->usermeta} a INNER JOIN {$wpdb->users} b ON a.user_id = b.ID WHERE a.meta_key = %s ORDER BY b.display_name  ASC LIMIT %d, %d",'course_status'.$course_id,$page_num,$loop_number);
				}
				return $cquery;
			}