Code-Snippets-Functions/Execute a function on a child site/WooCommerce/force-shipping-address-to-show-in-order-emails.txt

add_action( 'woocommerce_new_order', 'add_back_shipping_address_1', 20, 2 );
function add_back_shipping_address_1( $order_id, $order ) {
    // Below, replace 'custom_field_key' with the correct key
    $shipping_address_1 = $order->get_meta('custom_field_key');

    if( ! empty($shipping_address_1) ) {
        $order->set_shipping_address_1($shipping_address_1);
        $order->save();
    }
}