As you know, there are a lot of files loaded when the browser processes a webpage. The browser often goes from the top to the bottom by loading all HTML, CSS and JavaScript. However, this process can cause Magento site perform more slowly and force customers wait longer for content. Therefore, deferring JavaScript loading becomes a good solution to help Magento sites load faster than normally.
Let's look at this picture below:
This is the result after installing Magento Defer JavaScript with highest score while this score is much lower before using this module
- Support deferring Iframes loading effectively
- Improve site speed effectively and also help to raise ranking on search engine
Check it out for FREE Installation, FREE 1-year Support and Updates!