how to eliminate render blocking javascript and css in blogger

Render website cause javascript load and Css blogger built load to render annd disturbing for every blogger user who wants to remove js and css bundle blogger blogspot whatever you customize blogger or built in template and adding much more Js inside and hundreds css5 and make blogger heavy loading page speed. Then beside that you must remove leverage browsing caching
how to eliminate render blocking javascript and css in blogger
You can check at Google Page Speed Test if your blog have render Js or Css bundle notification inside in mobile and desktop version, try to deffer or asyncronous css and js above the fold without waiting resources (Js and Css Codes) delay when browser load it. Eliminate above the fold website Java script we can use defer and asyncronous, google said not to use js like document.write but rendering on html inline and using small csss for best performance.
Keep in Mind for Optimizing score Page Speed Tools in Mobile and Desktop.
Best Score in page speed tool can improve and impact your page views optimized in search result engines then it can go down bounce rate best bounce rate in search result about 30-40. Blogger after remove and eliminating java script and Css bundle and above the fold.
What you do if your blogger find eliminate rendering block js or css warning? Take this :
Remove Js and Css blogger built in make blogger faster and resolving problems. Go to head on your Blogger tempalate editor, find had this tags html :
First, searching for <head> replace with &lt;head&gt;
Second, searching for </head> replace with &lt;head&gt;
Third, find for </body> and replace with &lt;head&gt;
After that check again in page speed in sight Google Develover Tools.