A higher website loading speed- an essential factor in the SERP ranking.
Google's PageSpeed Insights is an excellent tool to check the loading speed of a site. In addition to showing the current speed, it finds the problems that result in slow loading WordPress websites. The obvious problem you may encounter in testing a website is render-blocking resources.
So if you see the warning "Eliminate render-blocking resources" while testing then you need to fix it immediately. Definitely, you will be having many questions in mind; like:
- What are render-blocking resources?
- How can I eliminate it from my WordPress website?
To give you answers, we are here! The aim of this article lies in explaining these resources and how you can remove them. Let's start!
Why eliminate render-blocking resources?
If you cannot do so, the website loading speed slows down.
The head of the web page is that website part that users notice when loads. While scrolling, only the bottom part reflects.
When Google shows the message "Eliminate Render Blocking Resources", it only means to stop loading the redundant resources on your website top. Because it slows down the downloading process for the visible part of the website content.
How to find out if the WordPress Website Has Render-Blocking Resources
Google PageSpeed Insights are used to know about render-blocking resources in WordPress website. Enter the URL that requires testing. And, if there will be any issues with these resources, then, PageSpeed Insights will show. It will be in the "Eliminate render-blocking resources" section below Opportunities:
How To Remove Render-Blocking Resources?
This process involves outstanding plugins that help in removing the render-blocking resources on WordPress.
Check out the below illustration to find the difference:
The benefit of Defer is that the scripts executes the way they are appearing on the code.
Async does not use this method, it sometimes results in some issues when async applies to every JS resource. The reason is that it usually categorizes the resources which are resource-dependent that displays earlier in the document.
The general problem async shows is the broken jQuery resource that loads before jquery.js and is added to the document.
Eliminating Render-Blocking CSS
Removing render-blocking CSS is somehow complicated as you need to be cautious regarding delaying CSS which renders above-the-fold content. The general arrangement is to:
- Find the style which needs rendering above-the-fold content and provide the HTML inline.
- Leverage the media attribute on the link elements to pull in CSS files for finding the CSS resources (conditional)
Below are the plugins that could be used for eliminating the render-blocking JS and CSS:
- WP Rocket (paid)
- Choose among Apply Defer and Apply Async in the Quick Settings box.
In case, Async option is causing any issue on the website, then, it is advised to pick Defer or disallow jQuery, which the plugin is giving you an option for.
- Tick the box "Optimize CSS Code".
The advanced users can experience the advanced CSS and JS optimization settings. However, many WordPress sites run perfectly with default.
In case, you like to remove more files, then, Autooptimize could be used for manually inlining the CSS. It needs some technical expertise, therefore, it is not something non-experience would try.
It is a leading premium WordPress caching and performance plugin. Usually, WP Rocket has much more for WordPress performance than only caching. It helps in removing the render-blocking JS and CSS resources on the WP website.
After installing and activating the WP rocket, move to the file optimization tab. Later, enable the below options:
- CSS delivery optimization in CSS file section
- Load JS deferred in the JS file section. You can monitor by turning off the Safe mode for jQuery. Though, if you have undergone some issues on the site's front end side, then, you need to re-enable the safe mode for jQuery.
That's it! This is how you remove render-blocking resources on the WordPress website.
Render-blocking resources decrease the page loading speed of the WordPress website. It forces the visitors’ browsers to prevent rendering above-the-fold content and the browser will immediately download unnecessary files.
So, to assist the visitors in faster loading of the visible part of the web page; you must delay the loading of resources that are not immediately required.
The ways of removing the render-blocking resources on WordPress are defined in this article. You can choose any of them.
To eliminate render-blocking resources on WordPress, off-the-rack plugins can be used. Also, if you find it tricky, then, you can hire dedicated WordPress developer. They will assist you in every possible way and assure productive results.
Is there any other method you know about the same? Is there any other query? Share your opinions in the comment section below. Thanks for reading!