Core Web Vitals Pocket Deck
Recall the practical meaning and first diagnostic question for LCP, INP, and CLS.
What user symptom does LCP describe? The main content takes too long to appear. Start by identifying the LCP element, then inspect TTFB, resource load delay, resource duration, and render delay. Loading What user symptom does INP describe? The page responds too slowly after interaction. Start with the exact click, tap, or keypress and inspect the task before next paint. Interactivity What user symptom does CLS describe? The layout moves unexpectedly while the user is reading or acting. Look for missing dimensions, late banners, ads, embeds, font swaps, and inserted content. Stability Field data or lab data first? Use field…
Sign up free — one personalized lesson every day, matched to your role and goals.
Already have an account? Sign in