Start with evidence
Confirm that compression is materially affecting the slow page before changing production settings. A lab audit can identify candidates, but verify the resource or task in browser tooling.
Capture a baseline and keep a rollback path.
Make the smallest effective change
Prefer removing unnecessary work over merely transforming it. When a resource is required, improve its delivery or timing. When it is not required, stop loading it.
Test mobile and desktop because responsive components can load different assets.
See the current product details and offer directly from WP Rocket.
View WP Rocket →Compatibility checks
Test navigation, forms, consent tools, analytics, ecommerce, sliders, embeds, and dynamic components after changing asset delivery. Optimization features can expose assumptions in themes and plugins.
WP Rocket connection
WP Rocket includes several related controls across File Optimization, Media, Preload, Database, and CDN settings. Use the relevant feature only when it matches the measured bottleneck and add exclusions when necessary.