How to Make Your Website Faster (Google PageSpeed–Focused Guide)
Amulraj S / 5 min readWebsite speed is no longer optional. A slow website affects user experience, SEO rankings, and conversions. Google’s PageSpeed Insights is one of the most reliable tools to measure and improve performance.
Here’s a practical guide to making your website faster using PageSpeed Insights and proven optimization techniques.
Step 1: Test Your Website with Google PageSpeed Insights
Start by testing your website on Google PageSpeed Insights. Focus on: Performance score (mobile first), Core Web Vitals, Opportunities & diagnostics. Mobile performance matters more than desktop.
Step 2: Optimize Core Web Vitals
Largest Contentful Paint (LCP)
- Use optimized images (WebP)
- Reduce server response time
- Use a fast hosting provider
First Input Delay (FID)
- Reduce heavy JavaScript
- Defer unused scripts
- Use modern JS frameworks efficiently
Cumulative Layout Shift (CLS)
- Define image and video dimensions
- Avoid dynamic content shifts
- Load fonts properly
Step 3: Image Optimization (Biggest Speed Win)
- Compress images without quality loss
- Use modern formats (WebP / AVIF)
- Lazy-load below-the-fold images
- Serve responsive images
Step 4: Improve Code & Assets
- Minify CSS, JS, and HTML
- Remove unused CSS and scripts
- Enable GZIP or Brotli compression
- Combine files where possible
Step 5: Use Caching & CDN
- Enable browser caching
- Use server-side caching
- Use a CDN for static assets
- Reduce repeat network requests
Final Tip
Speed optimization is ongoing, not one-time. Re-test your site after every major update. A fast website improves rankings, engagement, and trust.
