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home / developersection / interviews / how can you improve lcp on a web page?
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Anubhav Sharma
Anubhav Sharma

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The Anubhav portal was launched in March 2015 at the behest of the Hon'ble Prime Minister for retiring government officials to leave a record of their experiences while in Govt service .

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Anubhav Sharma
Anubhav Sharma 06 Apr 2025
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Improving Largest Contentful Paint (LCP) is key for making your website feel faster and improving user experience, especially for SEO and Core Web Vitals. LCP measures how long it takes for the largest visible content (like an image or heading) to render in the viewport.

Here's a breakdown of ways to improve LCP:

1. Optimize Images (most common LCP element)

  • Use modern formats: Use WebP, AVIF instead of JPEG/PNG.
  • Compress images: Tools like TinyPNG, Squoosh, or using imageoptim.
  • Set correct dimensions: Prevent layout shifts by defining width and height.
  • Lazy-load offscreen images: But make sure the LCP image is not lazy-loaded.

2. Improve Server Response Time (TTFB)

  • Use faster hosting (VPS, dedicated, or cloud instead of shared).
  • Cache pages: Use HTTP caching, edge caching with CDNs.
  • Optimize backend performance: Database queries, code efficiency.
  • Use a CDN: Deliver static files and images faster.

3. Reduce Render-Blocking Resources

  • Minify CSS and JavaScript.
  • Defer non-critical JS with defer or async.
  • Inline critical CSS for above-the-fold content.
  • Use the font-display: swap; rule for fonts to avoid blocking rendering.

4. Prioritize LCP Element Loading

  • Avoid third-party scripts that delay rendering, like tag managers or social widgets.
  • Preload the LCP image or font:
<link rel="preload" as="image" href="hero.jpg" />
<link rel="preload" as="font" href="font.woff2" type="font/woff2" crossorigin="anonymous" />

5. Optimize for Mobile

  • Use responsive images (srcset, sizes) so smaller devices don’t download huge files.
  • Reduce unused styles/scripts for mobile visitors.
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