Learn how to change the PHP version on your domain using cPanel

How to Change the PHP Version on Your Domain Using cPanel

Changing the PHP version for your domain in cPanel is a crucial task for website developers and administrators. It ensures compatibility with various applications and can enhance the performance and security of your website. This guide provides a comprehensive walkthrough of the process.

Understanding PHP and Its Importance

PHP (Hypertext Preprocessor) is a widely-used open-source scripting language. It’s integral to web development, particularly for content management systems like WordPress, Joomla, and Drupal. PHP scripts are executed on the server, making it a server-side language. The PHP version you use can significantly impact your website’s functionality, speed, and security.

Prerequisites

Before proceeding, ensure you have:

1. Access to cPanel: You need to log in to your cPanel account. This access is typically provided by your web hosting service.
2. Backup Your Site: Always back up your website before making changes to the server settings. This step is crucial to prevent data loss.

Step-by-Step Guide to Change PHP Version in cPanel

Step 1: Log in to cPanel

1. Access your cPanel: Usually, you can access it by going to or .
2. Enter your credentials: Use the username and password provided by your hosting provider.

Step 2: Locate the PHP Version Manager

1. Find the Software Section: After logging in, look for a section titled ‘Software’ or ‘Software Services’.
2. Select PHP Version Manager or PHP Selector: The exact name may vary depending on your hosting provider.

Step 3: Select Your Domain

1. Choose the Domain: If you have multiple domains, select the domain for which you want to change the PHP version.
2. Navigate to the Root Directory: For the primary domain, it’s usually the public_html directory.

Step 4: Change the PHP Version

1. Select the PHP Version: You’ll see a list of available PHP versions. Choose the one you need. It’s advisable to select a stable version that supports your applications.
2. Check for Extensions: Ensure all necessary PHP extensions for your application are selected.
3. Apply Changes: Click on ‘Set as current’, ‘Update’, or a similar button to apply the changes.

Step 5: Verify the Update

1. Create a PHP Info File (Optional): To check the active PHP version, create a phpinfo.php file in your public_html directory with the following code:
   phpCopy code

   <?php
phpinfo();
?>

2. Access the File in a Browser: Navigate to . This page will display the current PHP version and configuration.

Post-Update Considerations

• Test Your Website: After changing the PHP version, thoroughly test your website to ensure all functionalities are working correctly.
• Monitor Performance: Look out for any improvements or issues in website performance.
• Compatibility Check: Ensure all your applications, plugins, and themes are compatible with the new PHP version.

Conclusion

Regularly updating the PHP version is a best practice for website maintenance, offering benefits in performance, security, and compatibility. The process in cPanel is user-friendly and can be done in a few simple steps. Always remember to back up your site before making such changes and test your website post-update for any issues.

For website developers and administrators, staying informed about the latest PHP versions and their features is crucial. This knowledge not only aids in maintaining current projects but also in planning and developing future web applications with optimal efficiency and security.