- Legacy customer accounts are deprecated; new stores cannot use them and existing stores will lose updates and support, with a sunset date to be announced in 2026.
- Developers must migrate to the new shopify‑account web component, UI extensions, and Customer Account API, as legacy liquid pages will cease to work.
- Upgrading to themes without legacy files automatically upgrades merchants to the latest customer account version.
Legacy customer accounts are now deprecated
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admin.app.intent.link intents now open as a full‑page navigation instead of an overlay modal
Adds cart session attribution and cart attributes for richer checkout data.
Added the `shop_campaign_insights` schema to ShopifyQL, letting apps query campaign performance data using the existing `shopifyqlQuery` field with the `read_reports` scope.