remove website field on wp comment

add_filter(
    'comment_form_default_fields',
    function ( $fields ) {
        if ( isset( $fields['cookies'] ) && isset( $fields['url'] ) ) {
            unset( $fields['url'] );

            $fields['cookies'] = str_replace(
                'Save my name, email, and website in this browser for the next time I comment.',
                'Save my name and email in this browser for the next time I comment.',
                $fields['cookies']
            );
        }

        return $fields;
    }
);