“The Ultimate Website Launch Checklist: 15 Critical Pre-Launch & Post-Launch Checks for a Flawless Website (Part 1 & 2)”

Digital Experience 19-Mar-2025 4 minutes

Part 1: Website Launch Checklist – Setting the Foundation Right

Getting ready to launch your website? Whether you’re a business owner in London looking for expert web development, or a designer ensuring a seamless web design experience, launching a website is more than just hitting the “publish” button. A rushed launch can lead to SEO issues, broken functionality, and security vulnerabilities.

In this first part of our website support guide, we’ll cover the website launch checklist you must complete to ensure your website is fast, secure, and optimised for success.

1. Cross-Browser and Device Compatibility

  • Your site should work smoothly across Chrome, Safari, Firefox, and Edge.
  • Use tools like BrowserStack or LambdaTest to test responsiveness on desktop, mobile, and tablets.

2. Performance & Speed Optimisation

  • Test your page load speed with Google PageSpeed Insights & GTmetrix.
  • Optimise images, enable browser caching, and implement a CDN (Content Delivery Network) for faster performance.

3. SEO & On-Page Optimisation

  • Check meta tags, title tags, alt text, and structured data to ensure search engines can index your site.
  • Use an SEO-friendly URL structure and ensure internal linking is done correctly.

4. SSL & Website Security Setup

  • Secure your website with SSL (HTTPS) to protect user data.
  • Use tools like Sucuri or Google Safe Browsing to check for security vulnerabilities.

5. Broken Links & 404 Error Handling

  • Use Google Search Console & Screaming Frog SEO Spider to identify and fix broken links.
  • Set up a custom 404 error page to retain visitors.

6. Content Review & Proofreading

  • Remove Lorem Ipsum placeholder text and proofread all content.
  • Ensure grammar, formatting, and brand consistency before going live.

7. Form & Functionality Testing

  • Test all contact forms, signup forms, and checkout processes.
  • Ensure automated email notifications reach the right inboxes.

Up Next in Part 2: Now that the foundation is set, let’s move to the final checklist, covering security, backups, mobile responsiveness, and analytics before your website goes live.

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