WPLMS : Redirect student to the Custom section after Login

customizer_class.php

<?php

if(!class_exists('WPLMS_Customizer_Plugin_Class'))
{   
    class WPLMS_Customizer_Plugin_Class  // We'll use this just to avoid function name conflicts 
    {
        public function __construct(){   
          add_filter('login_redirect',array($this, 'buddypress_login_redirection'),100,3);  
        } // END public function __construct
        
        function buddypress_login_redirection($redirect_url,$request_url,$user){
          global $bp;
          $custom_redirect_url= bp_core_get_user_domain($user->ID).'/'.BP_COURSE_SLUG; /* You can also write  $custom_redirect_url='http://google.com'; for custom location */
          return $custom_redirect_url;
        } 
        public function activate(){
        	// ADD Custom Code which you want to run when the plugin is activated
        }
        public function deactivate(){
        	// ADD Custom Code which you want to run when the plugin is de-activated	
        } 
        
        // ADD custom Code in clas
        
    } // END class WPLMS_Customizer_Class
} // END if(!class_exists('WPLMS_Customizer_Class'))

?>

Where does one setup this?