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Performance

Shopify theme performance checklist

A practical checklist for LCP, INP, and CLS on Online Store 2.0 themes.

By NorthJS Team1 min read
Article cover illustration

Start with the LCP image: correct dimensions, priority loading, and compressed sources.

Keep above-the-fold JavaScript minimal. Prefer server-rendered content and CSS for simple motion.

Measure on real devices and mid-tier mobile networks before declaring a release ready.

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