---
title: cartMetafieldsSetDefault
description: Creates a function that accepts an array of CartMetafieldsSetInput without ownerId and set the metafields to a cart
api_version: 2026-10
source_url:
  html: https://shopify.dev/docs/api/hydrogen/latest/utilities/cart/cartmetafieldssetdefault
  md: https://shopify.dev/docs/api/hydrogen/latest/utilities/cart/cartmetafieldssetdefault.md
---

cart​Metafields​Set​Default

Not supported in this version.