"Mobile-friendly" relates to the design and functionality of a website or application that is optimised for mobile devices. A mobile-friendly design aima to improve the access and navigation on smaller screens, providing a positive user experience.

"Page speed", also known as loading speed, relates to the time taken for a web page to fully load its content. Faster page speeds contribute to a better user experience, higher user satisfaction, and improved search engine rankings.

"Secure Sites:, telates to if your site was set with HTTPS, SSL TSL setting for security.

"Page Experience", is a set of signals thatused to measure how users perceive the experience of interacting with a web page. Google introduced Core Web Vitals as a part of Page Experience to provide more specific metrics for assessing user experience. lots of noisde was made about it and now its gone.


Here is some supporting eveidence from the SEO experts:

https://www.seroundtable.com/google-retired-ranking-systems-removals-35264.html