// Remove validation for default fields.
add_filter('woocommerce_default_address_fields', 'wpturbo_change_default_fields_validation');
function wpturbo_change_default_fields_validation($fields){
return $fields;
}
// Remove validation for billing fields.
add_filter('woocommerce_billing_fields', 'wpturbo_change_billing_fields_validation');
function wpturbo_change_billing_fields_validation($fields){
return $fields;
}
// Remove validation for shipping fields.
add_filter('woocommerce_shipping_fields', 'wpturbo_change_shipping_fields_validation');
function wpturbo_change_shipping_fields_validation($fields){
return $fields;
}