Shopify will stop setting shopify_y and shopify_s cookies

Shopify says it will stop setting the shopify_y and shopify_s cookies in 2026; Hydrogen storefronts should upgrade to keep Shopify Analytics visitor/session attribution reliable.

Shopify says it will deprecate the shopify_y and shopify_s cookies for Hydrogen storefronts in 2026. Storefronts should keep working, but Shopify Analytics visitor/session attribution may become unreliable if you still rely on these cookies.

Upgrade by: April 30, 2026
Fix included in: Hydrogen 2024.7 → 2025.7
Oxygen + React Router: Run the Hydrogen CLI upgrade for the recommended changes
Non-Oxygen: Follow Shopify’s Hydrogen cookie migration/configuration docs

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shopify
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Google Demand Gen and Performance Max: a full-funnel combo for ecommerce

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shopify
tech-news

Shopify tightens Liquid parsing rules for themes starting Jan 13, 2026

Shopify began enforcing stricter Liquid parsing for all themes on Jan 13, 2026, with automatic rewrites for incompatible files. Theme Store and App Store submissions already require strict-parsable Liquid for new themes and theme app extensions.

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ai-agents
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Shopify CLI 3.89 adds safer controls for CI/CD app deploys

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