Cara Mengganti Watermark Swarakalibata V.7.2.17 Codeigniter

Selamat Siang,
Cara Mengganti Watermark pada Swarakalibata V.7.2.17 - Codeigniter 3.1.10 + AdminLTE Responsive
 
buka file "application/controllers/Administrator.php" pada baris 389 sampai 398:
 
<?php
$config['wm_text'] = 'phpmu.com'; // Watermark Text
$config['wm_type'] = 'text';
$config['wm_font_path'] = './system/fonts/texb.ttf';
$config['wm_font_size'] = '26';
$config['wm_font_color'] = 'ffffff';
$config['wm_vrt_alignment'] = 'middle';
$config['wm_hor_alignment'] = 'center';
$config['wm_padding'] = '20';
?>
<?php 
            $config['wm_text'] = 'Berbagi Info';
            $config['wm_type'] = 'text';
            $config['wm_font_path'] = './system/fonts/texb.ttf';
            $config['wm_font_size'] = '26';
            $config['wm_font_color'] = 'ffffff';
            $config['wm_vrt_alignment'] = 'middle';
            $config['wm_hor_alignment'] = 'center';
            $config['wm_padding'] = '20';
            $this->load->library('image_lib',$config);
            $this->image_lib->watermark();
?>