How to fix slow page on WordPress.org

Steps for WordPress.org

1. Install a performance plugin: WP Rocket (paid), LiteSpeed Cache, or W3 Total Cache via Plugins → Add New.
2. Enable page caching, browser caching, GZIP, and asset minification/combination within the plugin's settings panel.
3. Images: Install ShortPixel or Imagify (Plugins → Add New) → run a bulk optimisation of your Media Library → enable auto-optimise on upload and WebP conversion.
4. Defer JS: In your performance plugin, enable 'Delay JavaScript execution' or 'Defer JS' to prevent render-blocking scripts.
5. Remove unused plugins (Plugins → Installed Plugins) and switch to a lightweight, performance-focused theme.
6. At the hosting level, ensure PHP 8.x and OPcache are enabled (via your host's control panel) and consider a managed WordPress host with a built-in CDN (Kinsta, WP Engine, Cloudways).

What is slow page?

Page load time is how long it takes for a visitor's browser to fully display your store page. When a page takes longer than about 3 seconds, visitors tend to leave before they even see your products — a behaviour called "bouncing." Google also directly measures loading speed as part of its Core Web Vitals scoring system, which feeds into how high your pages rank in search results. A load time of nearly 10 seconds (like the example above) is extremely slow and will hurt both rankings and sales.

Google uses Core Web Vitals — which include Largest Contentful Paint (LCP), a direct measure of loading speed — as a confirmed ranking signal. Pages that load slowly rank lower in search results, meaning fewer shoppers find you organically. Research consistently shows that every additional second of load time reduces conversion rates by roughly 4–7 %, so a 10-second page can cost you a significant share of potential sales. Slow pages also create a poor first impression, increase bounce rates, and can disqualify your pages from Google's "Page Experience" enhancements in search results. On mobile — where Google primarily indexes your site — performance issues are amplified further.

See the complete Slow page guide for every platform and the full background.