Studies show that when a web page doesn't load within three seconds 25% of visitors will already have left. A slow website or even a delay when loading a web page is guaranteed to lose visitors and therefore also potential customers. Testing and optimizing page speed is essential. Make use of the tools and techniques you can find on this website to optimize the performance of your website.
Use one of the below tools to improve your website speed.
Analyze the CSS delivery of a web page.
Minimize CSS scripts for page speed.
Minify your JS scripts to maximize performance.
Test whether your web pages have Gzip compression enabled.
Test the image delivery of your website so you can improve it.
Reduce the file size of PNG images while keeping quality.
Play with the quality and size of JPEG images to reduce file size.
Save multiple images to a single image to make fewer requests.
Check whether and how your website files are cached.
Test your web pages for broken links and requests.
How many HTTP requests do your web pages produce?
Encode web files into a Base64 string to reduce HTTP requests.
Check whether your website has keep-alive enabled.
Remove line breaks from your scripts to reduce file size.
Check the HTTP server header of a web page.