Why LiteSpeed Cache Beats the Competition
If your WordPress site is hosted on a LiteSpeed web server (which Hostao uses by default), LiteSpeed Cache isn't just another caching plugin — it's a native integration between your site and the server. That's a fundamentally different architecture from WP Rocket or W3 Total Cache, which work at the PHP layer.
The result: page caches served directly from server memory, without spinning up PHP or WordPress at all. For most sites, this means Time to First Byte (TTFB) drops below 200ms.
Here's how to set it up properly in 2026.
Step 1: Install and Activate
From your WordPress admin, go to Plugins → Add New and search for "LiteSpeed Cache." Install and activate the official plugin.
Once active, you'll see a LiteSpeed Cache menu in your sidebar. The first thing to do is verify the server-side integration is working: go to LiteSpeed Cache → Dashboard and check the "Cache Status" indicator. It should show green.
If you're on Hostao hosting, this works automatically — LiteSpeed is pre-configured on all plans.
Step 2: Enable Core Caching
- Navigate to LiteSpeed Cache → Cache → Cache. Enable the following:
- Enable Cache — On
- Cache Logged-in Users — Off (unless you have a membership site)
- Cache Commenters — Off
- Cache REST API — On
- Cache Login Page — Off
- Cache favicon.ico — On
- Cache PHP Resources — On
These are safe defaults for most WordPress sites. If you run WooCommerce, leave Cart page and Checkout page caching off — LiteSpeed usually handles this automatically.
Step 3: Configure Object Cache
Object caching is the biggest performance win beyond page caching. Go to LiteSpeed Cache → Cache → Object Cache.
Enable object caching and select Redis if your host provides it (Hostao includes Redis on Business plans and above). If Redis isn't available, Memcached is the next best option.
Object caching means database queries are stored in memory. For sites with lots of dynamic content — WooCommerce shops, news sites, membership areas — this alone can reduce server load by 60-80%.
Step 4: Image Optimization
- Go to LiteSpeed Cache → Image Optimization. Enable:
- WebP Replacement — On
- Lazy Load Images — On
- Responsive Images — On
- EXIF Data Removal — On
Then click Request Optimization Credits. LiteSpeed gives free credits monthly for their cloud optimization service, which compresses and converts your images automatically.
For new image uploads, check your Hostao cPanel image settings — many plans include server-side WebP conversion.
Step 5: CSS and JavaScript Optimization
Go to LiteSpeed Cache → Page Optimization. This is where most people break their sites, so go carefully.
- Start with:
- CSS Minify — On
- CSS Combine — Off (test before enabling)
- JS Minify — On
- JS Combine — Off (test before enabling)
- Load JS Deferred — On
- Inline JS Deferred — On
After enabling, clear your cache and check your site visually on desktop and mobile. If anything looks broken, disable CSS/JS combining — they're the most common culprits.
Step 6: CDN Integration
Under LiteSpeed Cache → CDN, you can integrate with Cloudflare or LiteSpeed's own QUIC.cloud CDN. QUIC.cloud is often faster for Asian traffic (India, Gulf) because it has PoPs in Singapore, Mumbai, and Dubai.
For Hostao customers, QUIC.cloud integration is one click from your dashboard.
Step 7: Testing Your Results
- After setup, test with:
- GTmetrix — aim for Grade A, LCP under 2.5s
- Google PageSpeed Insights — aim for 90+ on mobile
- WebPageTest — check TTFB specifically
- A well-configured LiteSpeed Cache setup typically delivers:
- TTFB: 80-200ms
- Full page load: under 1.5s for most themes
- Core Web Vitals: all green
Common Mistakes
Don't enable everything at once. Enable options incrementally and test between each step.
Clear cache after every change. LiteSpeed Cache → Manage → Purge All.
Plugin conflicts. If you're running Autoptimize or another optimization plugin alongside LiteSpeed Cache, you'll get conflicts. Use LiteSpeed Cache exclusively.
Get Faster Hosting to Match
Your caching config is only as good as your server. If you're still on shared hosting with no LiteSpeed support, you're leaving significant performance on the table. Hostao's WordPress hosting plans run LiteSpeed Enterprise on all tiers — the same stack this guide is built around.