Platform changes › Shopify › Deadlines
DueAPI version 2026-10
Deprecation · confirmed
Before adopting Customer Account API 2026-10, remove affected queries and migrate checkout-state workflows to supported cart or order flows.
Official source ↗Due2026-08-31
Deprecation · confirmed
Move cart calls to the UCP endpoint, send complete cart state for update_cart, and add the required UCP profile and idempotency metadata.
Official source ↗DueAPI version 2026-10
Api Change · confirmed
Before adopting Admin API 2026-10, replace priceRule title and code reads in draft-order mutation response handling.
Official source ↗DueAPI version 2026-10
Deprecation · confirmed
Remove branches that depend on this error before adopting 2026-10 and confirm location validation still matches the intended fulfillment policy.
Official source ↗Due2026-12-01
Deadline · confirmed
Move buyer-facing return and subscription authentication to Customer Account API and validate the full self-service flow before December 1.
Official source ↗DueAPI version 2026-07
Deprecation · confirmed
Rename ShopifyQL queries to the sales_reversals fields and adopt the returns schema's returned_quantity and return-reason fields where physical-return detail matters.
Official source ↗