Page Speed Optimization: Post-Optimization Dos and Don’ts
Introduction
After successfully optimizing your website for speed, it’s essential to maintain and build upon those improvements. This guide will help you understand the best practices (Dos) and common pitfalls to avoid (Don’ts) to ensure your website remains fast, responsive, and user-friendly.
Dos
1. Monitor Performance Regularly
Use Tools: Continuously monitor your site’s performance using tools like Google PageSpeed Insights, GTmetrix, and Lighthouse.
Set Alerts: Implement monitoring services that send alerts if your page speed deteriorates.
2. Implement a Content Delivery Network (CDN)
Utilize a CDN: Ensure your CDN is correctly configured for optimal performance.
Update Content: Purge the CDN cache after content updates to serve the latest versions.
3. Optimize Images Continuously
Use WebP Format: Convert images to WebP for better compression without quality loss.
Lazy Loading: Implement lazy loading to load images only when they are needed.
4. Minify and Combine Files
Minify CSS, JavaScript, and HTML: Use tools to remove unnecessary code and whitespace.
Combine Files: Reduce the number of HTTP requests by combining CSS and JavaScript files.
5. Use Browser Caching
Leverage Caching: Set appropriate caching headers for static resources.
Review Caching Policies: Ensure caching policies align with your content update frequency.
6. Optimize Server Response Time
Audit Server Performance: Regularly monitor server response times and optimize resources.
Database Optimization: Optimize your database and ensure efficient queries.
7. Enable Compression
Use Gzip/Brotli: Enable Gzip or Brotli compression to reduce file sizes.
8. Keep Plugins and Themes Updated
Regular Updates: Update WordPress plugins, themes, and the core to ensure optimal performance.
Remove Unused Plugins: Deactivate and delete unnecessary plugins.
Don’ts
1. Avoid Heavy Use of Unoptimized Images
Don’t Ignore Image Size: Optimize images before uploading them to the site.
Don’t Use Incorrect Formats: Avoid using large, uncompressed image formats like BMP or TIFF.
2. Don’t Overload with Third-Party Scripts
Avoid Excessive Scripts: Limit third-party scripts that can slow down your site.
Defer Non-Critical JavaScript: Defer non-essential scripts to load after the main content.
3. Avoid Excessive Redirects
Don’t Overuse Redirects: Minimize and consolidate redirects to improve load times.
4. Don’t Neglect Mobile Optimization
Don’t Ignore Mobile Performance: Ensure that your site performs well on mobile devices.
Avoid Large Touch Targets: Make sure touch targets are appropriately sized for mobile users.
5. Don’t Allow Bloated Code
Avoid Inline CSS and JavaScript: Keep CSS and JavaScript in separate files for better performance.
Remove Unused Code: Clean up your codebase to maintain efficiency.
6. Avoid Overusing Web Fonts
Limit Web Fonts: Use only the necessary fonts and avoid loading too many variations.
Optimize Fonts: Serve fonts in modern formats like WOFF2 and preload them for faster loading.
7. Don’t Ignore Analytics
Monitor Impact: Continuously monitor the impact of changes to ensure they improve performance.
Test After Changes: Test your site after making changes to ensure they don’t degrade performance.
8. Avoid Using Outdated Technologies
Avoid Deprecated Methods: Avoid outdated web technologies that can harm performance.
Keep Up with Trends: Regularly update your knowledge on the latest web performance best practices.
Conclusion
Following these dos and don’ts will help you maintain optimal page speed and continue providing a great user experience. Regular monitoring, proactive maintenance, and staying up-to-date with best practices are essential to keeping your website fast and efficient.