Starting on January 1st, 2026 Shopify will no longer set the following cookies on merchant storefronts: _shopify_s _shopify_y While accessing internal cookie values is never recommended as they frequently change, any code that currently accesses the cookie values will need to be adapted to use documented APIs.
Summary extracted from the official source text. Verify details on the source page.
| Platform | Shopify |
|---|---|
| Effective date | 2026-01-01 (passed) |
| Precision | day |
| Published | 2025-08-04 |
| Categories | DeprecationBreaking / action requiredTracking & signal loss |
| Tags | API, Action Required, Deprecation announcement |
| Official source | Shopify developer changelog ↗ |
| Fetched | 2026-10-17T03:44:00+00:00 |
| First seen | 2026-10-17T01:05:46+00:00 |
| Status | Listed by the source |
| Stable ID | shopify-3dd5147724 · JSON |