We all know the importance of low load time for good SERP. Google has also confirmed that core web vitals will be part of Google’s algorithm starting in 2021. So, you should always try to improve the pages-red score of your web pages. You can also use Google’s PageSpeed Insights tool to check the score of your pages and get suggestions for optimization.
Whenever you check for a web page, the most common suggestions it shows “Eliminate render-blocking resources”.
What are render-blocking resources?
It will surely reduce the render time and in best case remove the Render-Blocking Resources warning. If you are also using Google Adsense or other ads script on your web page, it is really hard to completely remove the render blocking scripts because Ads also load their script and CSS. This is the reasons scoring perfect 100 with Ads isn’t possible. But you need to try to improve as much as possible.
Website speed is now a critical factor in the website’s ranking in Google. So, you should always try your best to reduce the load time. CSS, JS, and images affect the load time most. I have written several articles on WordPress optimization. If you need help, read those articles.