<?php

defined('ABSPATH') || exit;
?>
<p>
<?php 
esc_html_e('You can use WP Rocket on more websites by upgrading your license (you will only pay the price difference between your current and new licenses).', 'rocket');
?> <button class="wpr-license-upgrade-button wpr-popin-upgrade-toggle"><?php 
esc_html_e('Upgrade now', 'rocket');
?></button>
</p>