

Determines if a page meets the technical requirements to be a good experience for mobile users.Cumulative Layout Shift (CLS) – Checks visual stability of a web page.First Input Delay (FID) – Measures interactivity and user experience.



Determines if a page meets the technical requirements to be a good experience for mobile users.Cumulative Layout Shift (CLS) – Checks visual stability of a web page.First Input Delay (FID) – Measures interactivity and user experience.