Have you recently updated your WordPress website but the changes aren’t visible? Learning how to clear cache in WordPress can help you see the latest changes. Caching is a technique used by websites to store data temporarily, allowing for quicker access and improved performance.
While caching reduces server load and enhances page load times, it can also prevent updates from appearing immediately. Therefore, clearing your cache is crucial to ensure your website displays the latest changes.
Table of Contents
- What is Cache in WordPress?
- Types of Cache in WordPress Websites
- Why is Clearing Cache Important?
- Improve Website Performance
- Resolve Update Issues
- Website Not Showing Latest Changes
- After Updating Plugins or Themes
- Resolving Website Errors or Bugs
- How to Clear Browser Cache in WordPress?
- How to Clear Cache with WordPress Plugins
- How to Clear WordPress Server Cache?
- How to Clear the WordPress Cache Using SSH
- Regular Cache Clearing Schedule
In this guide, we will cover the different types of caching, the importance of clearing cache, and step-by-step methods to clear cache using various techniques.
What is Cache in WordPress?
Cache refers to the temporary storage of data that enhances website speed by loading saved information instead of fetching it from the server. Effective caching is vital for a fast user experience.
Types of Cache in WordPress Websites
WordPress websites can employ several caching types, including:
Browser Cache
Stores website data such as images and scripts on the user’s device for faster loading on subsequent visits.
Server Cache
Holds web pages and data on the server to reduce processing for repeated requests.
Plugin Cache
Generated by caching plugins installed on your site.
CDN Cache
Content Delivery Networks (CDNs) store copies of your site data on multiple servers globally, ensuring faster access based on user location.
Why is Clearing Cache Important?
While caching is beneficial, regularly clearing cache is equally important for the following reasons:
Improve Website Performance
An overloaded cache can slow down your website. Clearing it can enhance overall performance.
Resolve Update Issues
If changes aren’t visible, it may be due to cached data. Clearing the cache will display the latest updates.
Website Not Showing Latest Changes
If your recent changes aren’t reflected, it’s time to clear the cache.
After Updating Plugins or Themes
Clear the cache post-updates to ensure they are properly applied.
Resolving Website Errors or Bugs
Clearing cache can help diagnose issues by displaying the website’s latest version, which may resolve bugs caused by outdated files.
How to Clear Browser Cache in WordPress?
Steps for Clearing Browser Cache in Chrome
- Open Chrome and click the three dots in the upper-right corner.
- Navigate to Settings > Privacy and Security.
- Select “Clear browsing data” and check “Cached images and files.” Choose the desired time range.
- Click “Clear data.”
How to Clear Browser Cache in Firefox
- Open Firefox and click the three horizontal lines in the upper-right corner.
- Go to Options > Privacy & Security.
- Scroll to the “Cookies and Site Data” section and click “Clear Data.” Select “Cached Web Content.”
- Click “Clear.”
How to Clear Cache with WordPress Plugins
How to Clear Cache Using WP Rocket Plugin
- Log in to your WordPress Admin Dashboard.
- Install and activate the WP Rocket plugin.
- In the sidebar, go to Settings > WP Rocket.
- Click “Clear and Preload Cache.” You can also use the top WordPress bar for this action.
Popular WordPress Cache Plugins
- W3 Total Cache: Comprehensive caching options including page and object caching.
- WP Rocket: A user-friendly plugin with automatic optimisations.
How to Clear WordPress Server Cache?
Some hosting providers allow you to clear server cache via the control panel. Log in to your hosting account, locate the cache management option, and follow the prompts. If unsure, contact your hosting provider for assistance.
How to Clear the WordPress Cache Using SSH
If you have SSH access, run the command $ wp cache flush to clear the WordPress cache.
Regular Cache Clearing Schedule
Establish a regular schedule for clearing your cache to maintain optimal performance. Consider using plugins or hosting features for automatic cache clearing to keep your site up-to-date.
Understanding how to clear cache in WordPress is essential for resolving issues, displaying the latest content, and enhancing site speed.
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