Text change: PageSpeed Insights recommendation and improves your page…

... improves your page performance. -> ... improves your website performance.

I think it's about the entire website, not just a page/pages, as seen on:

inc/Engine/License/views/renewal-expired-banner-ocd.php:24 The Remove Unused CSS and Load CSS asynchronously features are great options to address the PageSpeed Insights recommendations and improve your website performance.