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Squarespace fix guide

Slow Time to First Byte (TTFB) on Squarespace

Time to First Byte exceeds 800ms, indicating slow server response. TTFB affects all other performance metrics as a bottleneck.

Issue ID: CWV-TTFB-001Severity: moderateEffort: M

Why this matters

Time to First Byte exceeds 800ms, indicating slow server response. TTFB affects all other performance metrics as a bottleneck. This affects load speed, Core Web Vitals, and how many visitors stay long enough to convert.

Squarespace fix path

How to fix this on Squarespace

Check page settings, navigation, and code injection.

  1. 1Identify whether this is page-level or site-level.
  2. 2Apply the fix.
  3. 3Republish and confirm.

After you fix it

  • Measure TTFB using WebPageTest or Chrome DevTools and confirm it is under 800ms

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