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Guides on Shopify performance & errors
Deep dives on JavaScript errors, Core Web Vitals, third-party scripts, and conversion rate, written for Shopify store owners and developers.
Google Just Made LCP Harder. Here's What That Costs You.
In March 2026, Google moved the goalposts on LCP, dropping the 'Good' threshold from 2.5 seconds to 2.0 seconds. If your store was sitting comfortably at 2.3 seconds, you're now in the 'Needs Improvement' bracket. That has ranking consequences, and the revenue maths behind it are unpleasant.
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52% of Shopify Stores Are Failing Mobile Core Web Vitals, Here's What That Costs You
A new analysis puts a hard number on the mobile performance gap: only 48% of Shopify stores pass Core Web Vitals on mobile, yet over 60% of their traffic arrives on phones. The maths is brutal. Here's what failing these thresholds actually costs, and where stores are bleeding without knowing it.
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