Poor Lighthouse performance score
Effort to fix: Involved (plan it)
Why it matters
Google's lab test shows the page loads slowly on a mid-range phone, which costs visitors and search ranking.
How to fix it
Work through the specific Core Web Vitals findings (LCP, CLS, INP/TBT) and failing audits in this report; they are the biggest levers.
On WordPress
Use full-page caching, image optimisation (WebP/AVIF, correct sizes), and remove heavy plugins and page-builder bloat.