Shopify store performance depends on how quickly pages load, respond, and remain visually stable during customer interactions. This blog explains why Interaction to Next Paint should receive priority during a Core Web Vitals audit in 2026. It covers INP, LCP, and CLS benchmarks, along with common Shopify issues caused by apps, scripts, and theme code. We have discussed how field data and lab testing reveal performance problems across key store templates. For more information, read our blog!
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