Skip to main content
Wix fix guide

Excessive DOM Size on Wix

The page has an excessively large DOM tree. Large DOMs increase memory consumption, cause longer style recalculations, and worsen layout performance.

Issue ID: CWV-DOM-SIZE-001Severity: moderateEffort: M

Why this matters

The page has an excessively large DOM tree. Large DOMs increase memory consumption, cause longer style recalculations, and worsen layout performance. 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.

  1. 1Find the relevant page or site setting.
  2. 2Apply the change in Wix Editor.
  3. 3Publish and validate the result.

After you fix it

  • Check Lighthouse DOM size audit and aim for under 1500 nodes

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