--- title: >- Checkout UI extensions: Attributes API now supports removing cart and checkout attributes - Shopify developer changelog description: >- Shopify’s developer changelog documents all changes to Shopify’s platform. Find the latest news and learn about new platform opportunities. source_url: html: >- https://shopify.dev/changelog/checkout-ui-extensions-attributes-api-now-supports-removing-cart-and-checkout-attributes md: >- https://shopify.dev/changelog/checkout-ui-extensions-attributes-api-now-supports-removing-cart-and-checkout-attributes.md metadata: effectiveApiVersion: 2025-04 affectedApi: [] primaryTag: displayName: API handle: api secondaryTag: displayName: New handle: new indicatesActionRequired: false createdAt: '2025-03-19T17:08:39-04:00' postedAt: '2025-04-01T12:00:00-04:00' updatedAt: '2025-04-02T12:36:16-04:00' effectiveAt: '2025-04-01T12:00:00-04:00' --- April 1, 2025 Tags: * API * 2025-04 # Checkout UI extensions: Attributes API now supports removing cart and checkout attributes You can now use checkout UI extensions to remove cart and checkout attributes using the [**AttributeRemoveChange**](https://shopify.dev/docs/api/checkout-ui-extensions/unstable/apis/attributes#useApplyAttributeChange) property. To remove an attribute during checkout, simply pass the attribute key you wish to remove through this new property.