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How to Clear Cache in WordPress

How to Clear Cache in WordPress | Improve Website Speed

Madiha Yaqoob 33

Cache clean up

Cache clean up is an essential component of website optimization, enhancing page loading speeds and improving user experience. However, it’s crucial to clear cache in WordPress periodically to ensure that visitors are presented with the latest content and design changes. This article provides a detailed step-by-step guide on how to clear cache in WordPress effectively, ensuring optimal performance. We explore various methods, plugins, and manual techniques, empowering WordPress website owners to maintain a clean and efficient cache system.

1. Caches role in Website speed

Website loading speeds play a crucial role in visitor engagement and search engine rankings. Caching mechanisms are employed to store temporary data, reducing the time taken to load pages and enhancing overall performance. However, when changes are made to a WordPress website, such as content updates or design modifications, clearing the cache becomes necessary to reflect these changes instantly. This article provides a comprehensive guide on how to clear cache in WordPress, covering different methods and tools for cache clearance.

2. Understanding WordPress Cache

Before diving into the cache clearing process, it’s essential to understand how WordPress caching works. WordPress generates dynamic content by executing PHP scripts and querying databases. Caching plugins or server-level caching systems create static HTML versions of dynamic pages, reducing the need to regenerate content on every visit. When visitors access a website, the cached version is delivered, resulting in faster page load times.

3. Why Clearing Cache is Important

Clearing cache in WordPress is vital to ensure that visitors view the most recent version of a website. Failing to clear cache could lead to outdated content, broken designs, or other inconsistencies. Additionally, cache buildup can consume disk space, potentially affecting website performance. Regularly clearing cache guarantees that users experience the latest changes and improvements on your WordPress site.

4. Clearing Cache in WordPress: Step-by-Step Guide

Clearing cache in WordPress can be achieved through different methods, including using caching plugins, accessing the hosting control panel, or manually deleting cache files. This step-by-step guide explains each method in detail.

4.1. Clearing Cache Using Caching Plugins

Caching plugins are popular tools that simplify the process of managing and clearing cache in WordPress. Two widely used caching plugins are WP Super Cache and W3 Total Cache. Here are the methods for clearing cache using these plugins:

4.1.1. Method A: WP Super Cache Plugin

  • Install and activate the WP Super Cache plugin from the WordPress Plugin Directory.
  • Go to the “Settings” menu in your WordPress dashboard and click on “WP Super Cache.”
  • In the plugin settings, navigate to the “Easy” tab.
  • Click on the “Delete Cache” button to clear the cache generated by the plugin.
  • Optionally, you can enable the “Clear all cache files when a post or page is published or updated” option for automatic cache clearance.

4.1.2. Method B: W3 Total Cache Plugin

  • Install and activate the W3 Total Cache plugin from the WordPress Plugin Directory.
  • Access the “Performance” menu in your WordPress dashboard and click on “General Settings.”
  • Scroll down to the “Page Cache” section.
  • Click on the “Empty All Caches” button to clear the cache generated by the plugin.
  • Optionally, you can enable the “Automatically prime the page cache” option for automatic cache clearance.

4.2. Cache Clean up via Hosting Control Panel

Most hosting providers offer control panels such as cPanel or Plesk, which allow you to manage various aspects of your website. You can clear cache through these control panels using the following methods:

4.2.1. Method A: cPanel

  • Log in to your hosting account and access the cPanel control panel.
  • Look for the “Advanced” or “Advanced Features” section and find the “Cache Manager” or “Caching” option.
  • Select the specific cache files or directories you want to clear.
  • Click on the “Clear” or “Purge” button to remove the selected cache.

4.2.2. Method B: Plesk

  • Log in to your hosting account and access the Plesk control panel.
  • Locate the “Websites & Domains” tab and click on it.
  • Find the “Show Advanced Operations” section and select “Website Scripting and Security.”
  • Look for the “Clear Cache” or “Clear Website Cache” option.
  • Click on the button to clear the cache for your WordPress site.

4.3. Cache clean up Manually

If you prefer a manual approach to clearing cache in WordPress, you can follow these methods:

4.3.1. Clearing Browser Cache

  • Open your preferred web browser (Chrome, Firefox, Safari, etc.).
  • Access the browser’s settings or preferences.
  • Look for the “Privacy” or “Security” section.
  • Locate the option to clear browsing data or cache.
  • Select the appropriate checkboxes, including cache or temporary files.
  • Click on the “Clear” or “Delete” button to remove the cache from your browser.

4.3.2. Clearing WordPress Cache Files

  • Access your WordPress site via FTP or file manager in your hosting control panel.
  • Navigate to the root directory of your WordPress installation.
  • Look for the “wp-content” folder and open it.
  • Locate the “cache” or “w3tc” folder (if using W3 Total Cache).
  • Delete the contents of these folders or the entire folders themselves.
  • Ensure you do not delete any important files or folders unrelated to caching.

By following these step-by-step instructions, you can effectively clear cache in WordPress using caching plugins, hosting control panels, or manual techniques. Choose the method that suits your needs and preferences to maintain a clean and efficient cache system, ensuring your visitors experience the latest updates on your WordPress site.

Conclusion

Clearing cache in WordPress is a fundamental maintenance task that website owners should perform regularly. By following the step-by-step guide outlined in this article, users can confidently clear their WordPress cache using various methods, including caching plugins and manual techniques. By ensuring cache cleanliness, website owners can guarantee their visitors have an optimal browsing experience, reflecting the latest changes made to their WordPress site.

References:

  • Babin, R., & Bizzocchi, J. (2016). WordPress 4.x complete: Get your website up and running and beautify it with WordPress. Packt Publishing Ltd.
  • McCoy, R., & Diaz, B. (2017). WordPress: Visual QuickStart Guide. Peachpit Press.
  • O’Connor, M., & Wigget, T. (2015). Professional WordPress: Design and Development. John Wiley & Sons.
  • Ratnayake, M. (2021). WordPress Speed Optimization: Boost WordPress Performance and Speed Up Your Website. Apress.
  • Smith, B., & Raybould, M. (2015). WordPress Web Design For Dummies. John Wiley & Sons.