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Catégorie : Performance
Serve static assets with an efficient cache policy
A long cache lifetime can speed up repeat visits to your page.
Minimize main-thread work
Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this
Does not use passive listeners to improve scrolling performance
Consider marking your touch and wheel event listeners as `passive` to improve your page's scroll performance.
Mobile Friendly Make sure your pages are mobile friendly...
Does not have a <meta name="viewport"> tag with width or initial-scaleNo `<meta name="viewport">` tag found
Serve images in next-gen formats
Serve images in next-gen formats et Efficiently encode images comment résoudre le problème et optimiser sa performance web
Form elements do not have associated labels
Form elements do not have associated labels, erreure Lighthouse performance. Labeling Controls Labels ensure that form controls are...
Displays images with inappropriate size
Displays images with inappropriate size - Image natural dimensions should be proportional to the display size and the pixel ratio...