Chrome DevTools Performance Tab: Find Why a Page Is Slow

Description

⚡ "The page is slow" — but where exactly is the bottleneck? In this video, I'll show you how to use the Chrome DevTools Performance Tab to pinpoint what's slowing down a page or app. ✅ What you'll learn: • How to record a performance profile • Reading the flame chart: JS execution and rendering • Long Tasks: what they are and why they freeze the UI • Core Web Vitals: LCP and CLS explained simply • How to describe findings in a developer-ready ticket This video was created using NotebookLM — an AI-powered tool that makes complex browser profiling accessible. 👤 About the author: I'm Mykhailo Bulhakov — IT Support Engineer helping support teams investigate frontend performance issues. 🔗 Connect with me: 📺 YouTube: www.youtube.com/@MykhailoBulhakovInsights 💼 LinkedIn: http://www.linkedin.com/in/mykhailo-bulhakov #ChromeDevTools #PerformanceTab #WebPerformance #ITSupport #SupportEngineer #TechTutorial #NotebookLM #MykhailoBulhakovInsights