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BNবাংলা#Core Web Vitals
Google’s Core Web Vitals — LCP, CLS and INP — explained for website owners. Articles tagged here show what each metric measures and what a good value looks like. You will learn which elements of a page usually cause poor results. Every guide gives fixes ranked by the time they save. We also explain the difference between lab data and real-user data. Use these articles when your speed score drops.
Sep 8, 2026 · 7 min readDoes Page Speed Affect Google Rankings? What We Actually Know
Page speed is a Google ranking signal, but a smaller one than many believe. Learn what Google has said, how Core Web Vitals fit…
Sep 7, 2026 · 8 min readHow Website Speed Affects Sales, Leads and Conversions
Slow pages lose visitors before they see your offer. Learn how speed affects conversions, how to measure it on your site and which fixes…
Sep 5, 2026 · 8 min readPreload, Preconnect and Prefetch: Resource Hints Explained
Resource hints tell the browser what it will need before it finds out. Learn when to use preload, preconnect, dns-prefetch and prefetch, and when…
Sep 4, 2026 · 7 min readHow to Embed Videos Without Slowing Down Your Website
Embedded video players and background videos can add megabytes and heavy scripts. Learn how to use facades, lazy loading and lighter formats to keep…
Sep 3, 2026 · 8 min readCritical CSS Explained: What It Is and Whether You Need It
Critical CSS inlines the styles for the first screen so pages paint sooner. Learn how it works, when it helps, how to generate it…
Aug 26, 2026 · 7 min readWebsite Speed Checklist: 30 Checks Before and After Launch
A practical website speed checklist covering server, caching, images, scripts, fonts, layout stability and monitoring, with a short explanation for each check.
Aug 24, 2026 · 7 min readWhy Your Website Is Slow on Mobile and How to Fix It
A site that feels fast on your laptop can crawl on a phone. Learn why mobile is slower, how to test it realistically and…
Aug 23, 2026 · 7 min readWeb Font Performance: How to Load Fonts Without the Wait
Web fonts can hide text, shift layouts and delay your main content. Learn how to choose, host, subset and load fonts so pages stay…
Aug 21, 2026 · 8 min readHow Third-Party Scripts Slow Down Your Website (and Fixes)
Chat widgets, pixels, tag managers and embeds can outweigh your own code. Learn how to audit third-party scripts, measure their cost and load them…
Aug 20, 2026 · 7 min readDefer vs Async: How to Load JavaScript Without Slowing Pages
Defer and async both stop scripts from blocking the page, but run code at different times. Learn the difference, when to use each and…
Aug 18, 2026 · 8 min readHow to Eliminate Render-Blocking Resources on Your Website
Render-blocking CSS and JavaScript keep the screen blank while files download. Learn how to find them, which to defer, which to inline and how…
Aug 12, 2026 · 7 min readLazy Loading Images: When It Helps and When It Hurts
Lazy loading can cut page weight or quietly slow your main content. Learn how native lazy loading works, which images to exclude and how…