kangana/application/config/email.php.example

<?php defined('SYSPATH') OR die('No direct access allowed.');
return array(
	'driver' => 'smtp',
  'sender' => array('sender@example.com', 'Sender Name'),
	'options' => array(
    'hostname' => '',
    'username' => '',
    'password' => '',
    'port' => '465',
    'encryption' => 'tls'
  ),
 );