JezK

Edit File: admin-before.php

<?php defined('ABSPATH') or exit; ?> <p> <?php echo wp_kses( sprintf( // translators: %s is the shortcode input element [mc4wp_checkbox]. __('To integrate with Contact Form 7, configure the settings below and then add %s to your CF7 form mark-up.', 'mailchimp-for-wp'), '<input type="text" onfocus="this.select()" readonly value="' . esc_attr('[mc4wp_checkbox]') . '">' ), [ 'input' => [ 'type' => [], 'onfocus' => [], 'readonly' => [], 'value' => [], ], ] ); ?> </p>