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Shopify fix guide

Third-Party Scripts Significantly Impact Performance on Shopify

Third-party scripts (analytics, ads, widgets) contribute significantly to page load time and main thread blocking.

Issue ID: CWV-THIRD-PARTY-001Severity: moderateEffort: M

Why this matters

Third-party scripts (analytics, ads, widgets) contribute significantly to page load time and main thread blocking. This affects load speed, Core Web Vitals, and how many visitors stay long enough to convert.

Shopify fix path

How to fix this on Shopify

Use theme settings, page settings, or theme code.

  1. 1Find the source of the issue in Shopify admin.
  2. 2Apply the change.
  3. 3Preview and publish.

After you fix it

  • Check Lighthouse third-party summary and confirm reduced impact

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