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LiteSpeed Cache for WordPress - the recommended setup

  • website speed, page speed, litespeed, cache, cdn, cloudflare, core web vitals, image optimisation, wordpress, wp
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LiteSpeed Cache setup

Trinico Cloud servers run LiteSpeed (a faster drop-in replacement for Apache). LiteSpeed Cache is a free WordPress plugin that hooks into the server-level cache for page-level performance gains that no PHP-only cache plugin can match. For most WordPress sites it is the single biggest speed improvement you can make.

Step-by-step install

  1. WordPress admin → Plugins → Add New → search for LiteSpeed Cache.
  2. Click Install, then Activate. The plugin appears in your sidebar as LiteSpeed Cache.
  3. Open LiteSpeed Cache → Cache. Set Enable Cache to ON. Save.
  4. Open Page Optimization. The default profile (Starter) is safe for most sites - it minifies CSS and JS without breaking layouts.
  5. Open Image Optimization. Click Send Optimization Request - the plugin sends your images to LiteSpeed's cloud service to be compressed and converted to WebP. Usually completes in 5 to 15 minutes for 100+ images. Free for the first thousands of images per month.

Settings that make the biggest difference

  • Cache → TTL: leave at default (604800 = 7 days for public pages). Cached pages are served instantly until something changes.
  • Page Optimization → Lazy Load Images: ON. Defers below-the-fold images until they scroll into view.
  • Page Optimization → Defer JS: ON. Stops third-party scripts blocking initial render.
  • Page Optimization → Generate WebP versions: ON. Modern browsers get the smaller WebP file automatically.
  • Cache → Object → Memcached: ON if your hosting plan includes Memcached or Redis (most Trinico Cloud plans do).

Test before and after

Run Google PageSpeed Insights on your homepage before activating LiteSpeed Cache, then again 30 minutes after. The improvement is usually 20-50 points.

If something looks broken

Aggressive minification or deferral can occasionally break themes that load JS in unusual orders. Symptoms: broken sliders, missing fonts, dropdowns not working. Fix: turn off the specific optimisation that broke it (Defer JS is the most common culprit).

Hosting with LiteSpeed Need help configuring LSCache?

Need a hand?

The Trinico Cloud team is in South Africa and replies during local business hours. Reach us via WhatsApp, e-mail or a support ticket - whichever suits you best.

Contact us Open a support ticket


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