Speed & Performance
Make your site load fast and feel quick, which helps visitors and search rankings alike.
Why Website Speed Matters for Visitors and SEO
Slow websites lose visitors and frustrate customers. Learn how speed affects user experience, conversions, and search performance, and where to start.
Read the guide →Core Web Vitals Explained in Plain English
Core Web Vitals measure loading, interactivity, and visual stability. Learn what LCP, INP, and CLS mean, their targets, and how to improve each one.
Read the guide →How to Compress Images for the Web
Large images are the most common cause of slow pages. Learn how to resize, compress, and choose formats to cut file sizes without hurting quality.
Read the guide →Lazy Loading Images Explained
Lazy loading delays offscreen images until they are needed, speeding up the first view. Learn how it works, how to add it, and when not to use it.
Read the guide →How to Reduce Website Load Time
A practical checklist for making your website faster, covering images, code, hosting, caching, third-party scripts, and measurement.
Read the guide →What Is a CDN and Do You Need One?
A content delivery network serves your site from servers near your visitors. Learn how CDNs work, their benefits, and whether a small site needs one.
Read the guide →Browser Caching Explained for Website Owners
Browser caching stores files on visitors' devices so repeat visits load faster. Learn how it works, what cache headers do, and how to set it up safely.
Read the guide →How to Minify CSS and JavaScript
Minification removes unnecessary characters from code to shrink file sizes. Learn what it does, how to do it, and how it fits with compression and bundling.
Read the guide →Choosing Web Fonts Without Slowing Your Site
Custom fonts can add weight and layout shifts. Learn how to limit families, use modern formats, subset files, and set font-display for faster pages.
Read the guide →How to Test Your Website Speed
Learn which tools to use, how to read lab and field data, and which metrics matter so you can find real performance problems and fix them in order.
Read the guide →What Is TTFB and How Do You Improve It?
Time to First Byte measures how quickly your server starts responding. Learn what a good TTFB looks like, what slows it, and practical ways to speed it up.
Read the guide →How to Improve Largest Contentful Paint (LCP)
LCP measures how fast your main content appears. Learn how to find your LCP element and fix slow servers, heavy images, and blocking resources to reach 2.5 seconds.
Read the guide →How to Improve Interaction to Next Paint (INP)
INP measures how quickly your page responds when people tap, click, or type. Learn what slows it and how to get under the 200 millisecond target.
Read the guide →How to Fix Cumulative Layout Shift (CLS)
Layout shift is when a page jumps while loading, causing misclicks. Learn the common causes and simple fixes to get your CLS score under 0.1.
Read the guide →Third-Party Scripts and Website Speed: What to Cut
Chat widgets, trackers, and social embeds can quietly slow your site. Learn how to audit third-party scripts and keep only the ones that earn their place.
Read the guide →Render-Blocking Resources Explained
Some CSS and JavaScript files stop the browser from showing your page until they download. Learn what blocks rendering and how to fix it without breaking anything.
Read the guide →WebP vs AVIF vs JPEG: Which Image Format to Use
Choosing the right image format cuts file sizes without visible quality loss. Compare JPEG, PNG, WebP, AVIF, and SVG, and learn how to serve them safely.
Read the guide →How to Optimize Video and Embeds for Fast Pages
Videos, maps, and social embeds can add megabytes to a page. Learn lazy loading, facades, and other practical tricks to keep them fast and layout-stable.
Read the guide →HTTP/2 and HTTP/3 Explained for Website Owners
Newer web protocols make sites faster by loading many files at once. Learn what HTTP/2 and HTTP/3 are, how to check you have them, and what changes for you.
Read the guide →Gzip and Brotli Compression Explained
Text compression shrinks HTML, CSS, and JavaScript before they travel to the visitor. Learn how gzip and Brotli work, how to check them, and how to turn them on.
Read the guide →How to Speed Up a WordPress Site Step by Step
A slow WordPress site usually comes down to hosting, plugins, themes, and images. Follow this ordered checklist to find the biggest wins and fix them safely.
Read the guide →Designing for Slow Connections and Older Phones
Not everyone has fast fiber and a flagship phone. Learn how to test and design your site so it works for people on weak signals, limited data, or older devices.
Read the guide →Performance Budgets for Small Business Websites
A performance budget sets limits on page weight, scripts, and speed so your site stays fast as it grows. Learn how to set one and stick to it.
Read the guide →Page Caching Explained: Browser, Server, and CDN
Caching stores ready-made copies so pages load faster and servers work less. Learn the main types, what to cache, what never to cache, and how to clear it.
Read the guide →How to Speed Up an Online Store
Slow shops lose sales. Learn how to speed up product pages, category pages, search, and checkout with image fixes, lighter apps, caching, and careful testing.
Read the guide →