Wix fix guide
Slow Time to First Byte (TTFB) on Wix
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.
Wix fix path
How to fix this on Wix
Use page settings and editor sections first.
- 1Find the relevant page or site setting.
- 2Apply the change in Wix Editor.
- 3Publish and validate the result.
After you fix it
- ✓Measure TTFB using WebPageTest or Chrome DevTools and confirm it is under 800ms
Same fix, other platforms
Fix slow time to first byte (ttfb) on a different CMS
Parents
Related guides
See every Wix issue on your site
This is one issue of many the full audit checks. Run a free scan to see what else might be holding your site back.
Run Free Audit