Magento 2 Defer Javascript helps to reduce the loading time, improve the store performance, and speed up the web pages by loading the HTML and CSS before JavaScript.
Magento 2 Defer parsing of JavaScript moves all script tags to the bottom of the web page and helps to load the HTML and CSS fully before loading the JavaScript. Because of this, the parsing of JavaScript will automatically get delayed and users can view and interact with the website content without waiting for so long before JavaScript is executed.
1. Speed up website performance with automatic defer parsing of JavaScript.
2. Improve site performance and reduce page loading time.
3. Defer Iframes Loading Effectively.
4. Helps to load HTML and CSS before JavaScript to improve site speed.
5. Exclude Actions, Path, Homepage, and Controllers.
6. Solves the issue of render-blocking JavaScript.
This extension work best to improve the shopping experience of customers, SERP ranking will get better, and to improve the Website’s SEO.