@@kolappan There are certain grey areas when you do lazyload. First and foremost, there is a high probability of losing accurate Largest Contentful Paint metrics. By the time, your lazyload library attach performance observer your browser might already started rendering image resources. So metrics won't correct.
![Coheed and Cambria - Searching for Tomorrow [Official Video]](http://i.ytimg.com/vi/hDsYGLbmadg/mqdefault.jpg)
Regarding the web vitals small JS library, If I lazy load web vitals script(after page load), should the metrics(CLS, LCP) be correct?
@@kolappan There are certain grey areas when you do lazyload. First and foremost, there is a high probability of losing accurate Largest Contentful Paint metrics. By the time, your lazyload library attach performance observer your browser might already started rendering image resources. So metrics won't correct.
What would be the cause for HIGH FID on mobile?
My desktop FID is good but mobile is bad
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Use the library, Luke.
Hello :)