Mod pagespeed: Prevent deferring specific js file

Question

I have installed the mod page speed on my whm server with centos , apache.

In the pagespeed.conf file i have enabled the defer_javascript filter that filter working pretty good.it is defering all js file.

here i want disallow the specific .js which i don't want disffer .js file in mod pagespeed

suppose i have to disallow defer bellow js

example.com/wp-content/plugins/new-royalslider/lib/royalslider/jquery.royalslider.min.js 

I have tried bellow code but it's not working for me.

ModPagespeedDisallow "example.com/wp-content/plugins/new-royalslider/lib/royalslider/jquery.royalslider.min.js"

so how can i disallow defer for specific js is this possible?using ht-access or any other way

Answer 1

Add the pagespeed_no_defer="" attribute to your script tag. See https://developers.google.com/speed/pagespeed/module/filter-js-defer for more info.