Remove or Update order notes in WooCommerce checkout page

By using following hooks, we can remove or update order's notes in woocommerce checkout page.

// removes Order Notes Title - Additional Information
add_filter( 'woocommerce_enable_order_notes_field', '__return_false' );

// remove Order Notes Field
add_filter( 'woocommerce_checkout_fields' , 'raza_remove_order_notes' );
function raza_remove_order_notes( $fields ) {

    unset($fields['order']['order_comments']); // for removing
    $fields['order']['order_comments']['label'] = 'Hotel Information'; // change label
    $fields['order']['order_comments']['placeholder'] = 'Hotel Information'; // change placeholder
    $fields['order']['order_comments']['required'] = true; // make it required

    return $fields;

}