After server migration of the Wordpress site. add the following code in wp-config.php

wordpressconfig.php

<?php
$protocol = (!empty($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off' || $_SERVER['SERVER_PORT'] == 443) ? "https://" : "http://";

define('WP_DEBUG', false);
define('WP_HOME', $protocol . $_SERVER['HTTP_HOST']);
define('WP_SITEURL', $protocol . $_SERVER['HTTP_HOST']);
define('WP_CONTENT_URL', '/wp-content');
define('DOMAIN_CURRENT_SITE', $_SERVER['HTTP_HOST']);

?>