Remove shipping costs updated message in WooCommerce on your child site.
Snippet Type
Execute on Child Sites
Snippet
function filter_woocommerce_add_notice ( $message ) {
// Equal to (Must be exactly the same).
// If the message is displayed in another language, adjust where necessary!
if ( $message == 'Shipping costs updated.' ) {
return false;
}
return $message;
}
add_filter( 'woocommerce_add_notice', 'filter_woocommerce_add_notice', 10, 1 );