PageSpeed
- Google PageSpeed grade does not improve
- Largest Contentful Paint
- Total Blocking Time and First Input Delay
- Cumulative Layout Shift
- How to improve your mobile PageSpeed score
- Ensure text remains visible during webfont load
- Defer offscreen images
- Serve images in next-gen formats
- Efficiently encode images
- Properly size images
- Avoid an excessive DOM size
- Avoid enormous network payloads
- Eliminate render blocking resources
- Reduce JavaScript execution time
- Minimize main thread work
- Reduce unused JavaScript
- Serve static assets with an efficient cache policy
- Reduce the impact of third party code
- Preload key requests
- Reduce initial server response time