1. Go to this page and download the library: Download youshido/admin library. Choose the download type require.
2. Extract the ZIP file and open the index.php.
3. Add this code to the index.php.
<?php
require_once('vendor/autoload.php');
/* Start to develop here. Best regards https://php-download.com/ */
youshido / admin example snippets
php
//AppKernel.php
$bundles = [
//...
new Youshido\AdminBundle\YAdminBundle(),
new Liip\ImagineBundle\LiipImagineBundle(),
];