How can I enhance my site speed? It is a great website but currently nets a speed of 21

Technical Q&A

Topic summary

A Shopify store owner reports a speed score of 21 (previously in the 30s) and seeks help improving performance. Multiple respondents provide diagnostic insights and optimization recommendations.

Key Issues Identified:

  • Render-blocking JavaScript and CSS resources
  • Unoptimized images requiring compression and lazy loading
  • Third-party app code and unused scripts slowing load times
  • Large JS/CSS payloads and inefficient font delivery
  • Screenshots from Lighthouse testing confirm very low performance scores

Recommended Solutions:

  • Image optimization using tools like TinyJPG or built-in Shopify apps
  • Minify and defer non-critical CSS/JavaScript files
  • Remove unused app code and third-party scripts
  • Implement lazy loading for offscreen images
  • Use system fonts instead of custom web fonts
  • Replace GIFs with static images and slideshows with single hero images
  • Utilize Shopify Theme Inspector to identify problematic code

Current Status:
The discussion remains open with the store owner expressing willingness to pay for professional code cleanup. Several service providers have offered paid optimization services, sharing contact details for further discussion.

Summarized with AI on October 30. AI used: claude-sonnet-4-5-20250929.
2

Hello @dank_shades

You can try to fix the following issues on your store and this will improve your store Speed scores, load time, Google page speed scores, Core web vitals. GTmetrix scores.

:play_button: Fix render blocking resources
:play_button: Image optimization
:play_button: JS/CSS files optimization
:play_button: Lazyload media JS/CSS files
:play_button: Optimize CSS/JS delivery
:play_button: Minimize HTTP requests
:play_button: Removed unused codes
:play_button: Fix bad requests ex: 404 links
:play_button: Optimize Font delivery
:play_button: Preload files
:play_button: Optimize APP codes

Here some resources you can follow

https://help.shopify.com/en/manual/online-store/store-speed/improving-speed

https://gofishdigital.com/blog/shopify-speed-optimizations/

https://www.semrush.com/blog/9-tips-for-boosting-the-speed-of-your-shopify-website/

If you need help feel free to contact me Thanks.