# Optimising WordPress performance with WP Fastest Cache

> Install and configure the WP Fastest Cache plugin to cache your pages and make your WordPress site load faster.

Source: https://helpcenter.ruachost.com/wordpress/guides/optimizing-wordpress-performance-using-wp-fastest-cache/

Caching improves WordPress performance by storing static versions of your pages, reducing server load and speeding up delivery to visitors. The **WP Fastest Cache plugin** is one of the simplest and most effective caching solutions available. On **ruachost.com**, you can install and configure WP Fastest Cache to optimize your site.

## Why Use WP Fastest Cache?

- Reduces page load times by serving cached content.
- Improves SEO rankings with faster site performance.
- Minimizes server resource usage.
- Easy to configure with a user‑friendly interface.

## Installing WP Fastest Cache

1. **Log in to WordPress** as the administrator.
2. In the dashboard, go to **Plugins → Add New**.
3. Search for **WP Fastest Cache**.
4. Click **Install Now**, then **Activate Plugin**.

✅ WP Fastest Cache is now installed.

## ⚙️ Configuring WP Fastest Cache

1. **Access Settings.**

   - In the dashboard, go to **WP Fastest Cache → Settings**.
2. **Enable Basic Options.**

   - Check the following boxes:

     - ### Enable Cache System
     - **Preload** (to build cache for all pages)
     - **Logged‑in Users** (disable cache for admins/editors)
     - **Mobile** (enable cache for mobile devices)
     - **New Post** (clear cache when new posts are published)
     - **Update Post** (clear cache when posts are updated)
3. **Advanced Options.**

   - **Combine CSS/JS** → Reduces HTTP requests.
   - **Minify CSS/JS/HTML** → Shrinks file sizes for faster delivery.
   - **Browser Caching** → Stores static files locally on visitors’ browsers.
   - **Gzip Compression** → Compresses files before sending them to browsers.
4. **CDN Integration (Optional).**

   - If you use a Content Delivery Network (CDN), configure it under **WP Fastest Cache → CDN Settings**.
5. **Clear Cache.**

   - Use the **Delete Cache** button to manually clear cached files when making major site changes.

> **Note:**
- Over‑aggressive caching may cause issues with dynamic content (e.g., shopping carts, membership sites).
- Always test your site after enabling minification or combining CSS/JS.
- WP Fastest Cache offers a **premium version** with advanced features like image optimization and database cleanup.