While this list is not exhaustive, if your website needs improvement, it will certainly help to find areas to address.
By far one of the biggest contributors to a slow website is images. Making sure your image files aren’t too large can often make a big difference.
Additionally, Google's documentation recommends several other france mobile database image optimization techniques, including:
Using an Image CDN
Compressing Images
Replace animated GIFs with videos
lazy loading images
Serve responsive images
Provide images of the correct size
Using WebP Images
2. Enable text compression
We recommend using Gzip, a software application for file compression , to reduce the size of your CSS, HTML, and JavaScript files so they can be served faster.
3. Optimize CSS and JavaScript
CSS and JavaScript are by far the two things most likely to slow down your site, especially if the server needs to download and execute the files. Specifically, Google recommends the following optimizations:
Minify CSS
Remove unused CSS
Minify JavaScript
Reduce JavaScript execution time
Eliminate render-blocking resources
4. Improve server response time
Over the years we have observed a strong correlation between server response time and Google rankings .