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LiteSpeed Cache Settings Behind Our 100/100 PageSpeed Scores

After extensive testing, we achieved perfect 100/100 PageSpeed scores on both mobile and desktop.

Wp buzz desktop score
Wp buzz mobile score

This post builds on our previous article about the 5 tools behind our speed success. We mentioned LiteSpeed Cache and quic.cloud CDN as key players. Now you get our complete integrated configuration.

These aren’t recommendations from random tutorials. These are the actual cache and CDN settings running on WP Buzz right now. Every setting was tested for speed impact across the entire system.

This wasn’t just LiteSpeed Cache alone. It was the powerful integration of LiteSpeed Cache with quic.cloud that made it happen.

Here’s what most people miss: quic.cloud isn’t just a CDN. It’s a full optimization platform that works seamlessly with LiteSpeed Cache. While the cache handles server-side speed, quic.cloud optimizes images, CSS, JavaScript, and global delivery from the cloud.

The magic happens when these two systems work together. LiteSpeed Cache creates the foundation, then quic.cloud amplifies every optimization globally.

Here’s what most tutorials won’t tell you: these settings work seamlessly together because our infrastructure runs on LiteSpeed Enterprise servers powered by AMD Ryzen 9950X processors clocking at 5.7GHz, paired with NVMe drives, DDR5 RAM, and Tier 1 data centers.

When your hosting, cache plugin, and CDN all use the same technology stack, conflicts disappear. Cache clears instantly, optimizations work perfectly, and you get consistent results.

With mismatched setups (Apache servers + different CDNs), you’ll spend more time troubleshooting than optimizing. This integrated approach is why we eliminated 50% of our cache-related support tickets.

At WP Buzz, this complete ecosystem creates blazing fast experiences our users and visitors notice immediately.

Critical Warning: Backup Your Site First

Stop. Backup your entire site before making any changes. Speed optimization can break functionality if something goes wrong. A full backup means you can restore quickly.

About Default Settings: When we don’t mention a setting below, leave it unchanged. We’re only covering the settings we actually modified. This keeps the guide focused and prevents overwhelm.

Important: These settings work perfectly for our site and infrastructure. Your results may vary depending on your hosting, themes, and plugins. Always backup your site completely before making changes. Test each section carefully on a staging site first.

If you’re new to LiteSpeed optimization, start with the Presets section below for safer beginner-friendly options.

Why These Settings Work

WordPress hits your database with every page load. Every menu item, widget, and piece of content requires database queries. LiteSpeed Cache stores pre-built pages in memory instead. Visitors get cached versions instantly instead of waiting for database rebuilds.

The settings we tested deliver the speed gains. Here’s exactly what we configured.

1- Dashboard

The Dashboard shows your site information. Settings from other sections appear here. We’ll return to this section at the end because our changes reflect in the content displayed here.

The real work happens in the other sections first.

2- Presets

Standard Presets work great for beginners who want instant speed boosts without manual setup. If you’re new to this, set it to Advanced.

Important: Advanced presets require a quic.cloud account. The same account works for quic.cloud CDN, which we highly recommend.

Import/Export helps when you optimize multiple sites. Export your settings once, then import them to save time on other sites.

But here’s where the real optimization begins…

3- General Settings

General Settings creates your optimization foundation. Get this wrong and nothing else works properly.

Online Services

This tab shows your quic.cloud connection status and active optimizations. We recommend activating quic.cloud using this tutorial.

General Settings

  • Automatically upgrade > Off (We test all updates on staging sites first)
  • Guest Mode > On (Enables optimizations for non-logged-in visitors)
  • Guest Optimization > On (Adds advanced CSS and JavaScript processing)
  • Server IP > (Automatically detected and saved by quic.cloud)
  • Notifications > On (Keeps us informed about cache status)

Tuning

We leave all tuning settings unchanged for stability.

Now comes the most important section for speed…

4- Cache Settings

Cache settings control how LiteSpeed Cache stores and serves your pages. These settings alone can cut load times by 70%.

Cache

  • Enable Cache > On
  • Cache Logged-in Users > On (Even admin users deserve fast load times)
  • Cache Commenters > On (Speeds up experience for people who comment)
  • Cache REST API > On (Prevents plugin API calls from slowing down)
  • Cache Login Page > On
  • Cache Mobile > On (Essential with mobile traffic dominating)

TTL

TTL controls how long cached pages stay active. We set longer periods to maximize speed benefits.

  • Default Public Cache TTL > 604800 (7 days – balances speed with content freshness)
  • Default Private Cache TTL > 1800 (30 minutes for logged-in users)
  • Default Front Page TTL > 604800 (Homepage cached for a full week)
  • Default Feed TTL > 604800
  • Default REST TTL > 604800

Purge

Purge settings control when cache gets cleared. Smart purging maintains speed while keeping content fresh.

  • Purge All On Upgrade > On (Prevents conflicts with old cached files after updates)
  • Serve Stale > On (Serves cached version while generating new one – visitors never wait)

Excludes

We leave all exclude settings unchanged. Our cache works for all content types and user roles.

ESI Settings

ESI helps logged-in users get fast experiences with personalized content.

  • Enable ESI > Off (We don’t need this complexity)
  • Cache Admin Bar > On (Speeds up admin experience)
  • Cache Comment Form > On (Faster for users who comment frequently)

But the real performance boost comes from the next setting…

Object Cache

Object Cache eliminates database queries by storing results in memory. This setting alone improved our speed scores by 30 points.

Object Cache Settings

  • Object Cache > On (Requires Redis enabled on your server)
  • Method > Redis (Fastest memory storage option)
  • Host > Your server IP address from your control panel
  • Port > 6379
  • Default Object Lifetime > 360 (6 minutes – shorter than page cache)
  • Password > (Leave empty if no password set)
  • Redis Database ID > 0
  • Persistent Connection > On (Maintains connection between requests)
  • Cache WP-Admin > On (Speeds up admin dashboard)
  • Store Transients > On (Caches temporary WordPress data)

The database query improvements are massive. Queries that took 50-100ms now complete in under 5ms.

Browser Cache Settings

Browser cache tells visitors’ browsers to store static files locally. Return visits load much faster.

  • Browser Cache > On
  • Browser Cache TTL > 31557600 (One year – static files don’t change often)

Advanced Settings

  • Instant Click > On (Pre-loads pages when users hover over links)

These advanced settings create the snappy feel users love.

5- CDN Settings

CDN distributes your content globally. We use quic.cloud because it integrates perfectly with LiteSpeed.

Quic Cloud

  • CDN in Use > Check Mark (Shows active CDN distribution)
  • DNS Verified > Check Mark (Confirms proper setup)
  • SSL Certificate is Valid > Check Mark (Ensures secure connections)

Cloudflare

We don’t use Cloudflare with LiteSpeed, so both settings stay off.

  • Cloudflare API > Off
  • Clear Cloudflare cache > Off

Other Static CDN

  • Use CDN Mapping > Off (We rely on quic.cloud instead)

The CDN setup means visitors worldwide get fast load times from nearby servers.

6- Image Optimization

LiteSpeed includes professional image optimization. No need for separate plugins that slow things down.

Image Optimization Settings

  • Auto Request Cron > Off (We optimize manually when needed)
  • Optimize Original Images > On (Compresses existing images without quality loss)
  • Remove Original Backups > Off (Keeps originals safe)
  • Optimize Losslessly > Off (Lossy compression gives better file sizes)
  • Preserve EXIF/XMP data > Off (Removes metadata to save space)
  • Next-Gen Image Format > WebP (Modern format with 30% smaller file sizes)
  • WebP/AVIF For Extra srcset > On (Responsive images also get WebP benefits)

Image optimization alone reduced our page sizes by 40%. The visual quality stays perfect.

7- Page Optimization

Page Optimization handles CSS, JavaScript, and HTML compression. This section creates the biggest speed improvements.

CSS Settings

  • CSS Minify > On (Removes unnecessary formatting – 15% smaller files)
  • CSS Combine > Off (HTTP/2 makes combining unnecessary)
  • Guest UCSS > On (Creates CSS files with only used styles)
  • Generate UCSS > On (Builds the used CSS automatically)
  • UCSS Inline > On (Puts critical CSS directly in HTML)
  • CSS Combine External and Inline > On
  • Load CSS Asynchronously > On (Prevents CSS from blocking page display)
  • CCSS Per URL > Off (Simpler management)
  • Inline CSS Async Lib > Off
  • Font Display Optimization > Swap (Shows text while fonts load)

JS Settings

  • JS Minify > On (Compresses JavaScript files)
  • JS Combine > Off (HTTP/2 handles multiple files efficiently)
  • JS Combine External and Inline > Off
  • Load JS Deferred > Deferred (JavaScript loads after main content)

HTML Settings

  • HTML Minify > On (Removes unnecessary whitespace)
  • DNS Prefetch Control > On (Pre-connects to external domains)
  • Remove Query Strings > On (Cleaner URLs help with caching)
  • Load Google Fonts Asynchronously > Off (We handle fonts differently)
  • Remove Google Fonts > Off
  • Remove WordPress Emoji > On (Eliminates unnecessary scripts)
  • Remove Noscript Tags > On (Cleaner HTML output)

Media Settings

Media settings handle image loading and quality. These settings improved our Largest Contentful Paint scores by 50%.

  • Lazy Load Images > On (Images load only when scrolled into view)
  • Responsive Placeholder > On (Shows proper-sized boxes while loading)
  • LQIP Cloud Generator > On (Creates instant low-quality previews)
  • LQIP Quality > 4 (Ultra-low quality for fast loading)
  • LQIP Minimum Dimensions > 150 x 150 (Only creates previews for larger images)
  • Generate LQIP In Background > On (Doesn’t slow down page generation)
  • Lazy Load Iframes > On (YouTube embeds load when needed)
  • Add Missing Sizes > On (Helps responsive images work better)
  • WordPress Image Quality Control > 82 (Perfect balance of size and quality)
  • Auto Rescale Original Images > Off (We handle image sizes manually)

VPI

Viewport Images prioritizes images visitors actually see.

  • Viewport Images > On (Loads visible images first)
  • Viewport Images Cron > On (Processes images automatically)

These settings create smooth scrolling experiences without delays.

8- Database Optimization

WordPress databases collect junk over time. Regular cleaning maintains speed gains.

Manage

Database Optimizer > Clean All (We run this for all optimization options)

This removes post revisions, spam comments, expired data, and orphaned records.

DB Optimization Settings

  • Revisions Max Number > 0 (Disables storing post revisions)
  • Revisions Max Age > 0 (No old revisions kept)

Clean databases mean faster queries and smaller backup files.

9- Crawler Settings

The Crawler keeps your cache fresh by visiting pages before cache expires. Visitors always get fast cached content.

Settings

  • Crawler > On (Automatically refreshes cache)
  • Crawl Interval > 302400 (Refreshes every 3.5 days)
  • Custom Sitemap > (Set your sitemap URL if not using WordPress default)
  • Server Load Limit > 5 (Prevents crawling from overwhelming server)

Crawler settings ensure cache stays active during high traffic periods.

10- Toolbox Settings

The Toolbox provides admin utilities for cache management. We keep all settings at their defaults. The tools work perfectly without changes.

Your Dashboard Results

After applying these settings, return to the Dashboard section. You’ll see a complete summary of your site optimizations and their impact.

Litespeed cache dashboard

The dashboard shows cache performance, optimization statistics, and speed improvements. More importantly, your PageSpeed scores will climb toward 100/100.

Next Steps

You now have our exact configuration that delivered our 100/100 scores. These settings work on our live site with real traffic every day.

Results will vary based on your hosting platform, themes, and plugins. What worked perfectly for our setup may need adjustments for yours.

Start with a complete site backup. Then begin with General Settings – enable Guest Mode and Guest Optimization first. These two changes show immediate results.

Work through each section systematically. Test your PageSpeed scores after major changes like Cache Settings and Page Optimization. You’ll see improvements with each step.

Remember: your hosting setup affects results. These settings perform best with LiteSpeed Enterprise servers, but they’ll improve speeds on most hosting platforms.

Take your time with implementation. Test thoroughly. Your site’s performance depends on getting each section right.

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