How to Change the Error Text for Failed Submissions

/**

* Change the error text message that appears.

*

* @link https://wpforms.com/developers/how-to-change-the-error-text-for-failed-submissions/

*/

function wpf_translated($translated_text, $text, $domain) {

    // Bail early if it's not a WPForms string.

    if ($domain !== 'wpforms-lite') {

        return $translated_text;

    }

    // Compare against the original string (in English).

    if ($text === 'Form has not been submitted, please see the errors below.') {

        $translated_text = __('Hey! Please check under the hood!', 'wpforms');

    }

    return $translated_text;

}

add_filter('gettext', 'wpf_translated', 10, 3);