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How to Adjust Maximum Post Data Size for All Websites using MultiPHP INI Editor in cPanel

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Introduction

This Knowledge Base article provides a concise, step-by-step guide on How to Adjust Maximum Post Data Size for All Websites using MultiPHP INI Editor in cPanel. The post_max_size directive sets the maximum size of POST data that PHP will accept, which includes file uploads and form submissions. By applying this setting to your Home Directory, you can configure POST data limits across all domains under your hosting account, ensuring that your websites can handle large form submissions and file uploads without errors.

Prerequisite

  • Access to your cPanel login page.

Step-by-Step Guide

Step 1: Log in to cPanel

  • Access and log in to your cPanel account using your username and password.

Step 2: Open MultiPHP INI Editor

  • In the Home page, under Software, click MultiPHP INI Editor.

Step 3: Access Basic Mode

  • The interface will open in the Basic Mode tab by default.
  • If you are in Editor Mode, click the Basic Mode tab at the top of the interface.

Step 4: Select Home Directory

  • From the Configure PHP INI basic settings dropdown menu, select Home Directory.

⚠️ Important Note: Selecting Home Directory will apply PHP configuration changes to all domains.

Step 5: Adjust Post Max Size

  • Locate the post_max_size directive in the list of PHP directives.
  • Enter the desired maximum size (e.g., 64M for 64 megabytes, 128M for 128 megabytes).
  • The default value is typically 8M.

⚠️ Important Note:

  • The post_max_size value should be larger than upload_max_filesize to accommodate the entire POST request including file uploads and other form data.

Step 6: Apply the Changes

  • Click the Apply button at the bottom of the page to apply the changes made.

Step 7: Verify the Changes

  • A successful message will pop up to confirm that the changes is applied successfully.

⚠️ Important Note:

  • You may also need to adjust upload_max_filesize and max_input_time directives to fully support large file uploads.

Conclusion

By following these steps, you can adjust maximum POST data size for all websites using MultiPHP INI Editor in cPanel. This ensures that your websites can handle large form submissions and file uploads without encountering data size limit errors.

Should you encounter any issues or have any questions, our support team at IPSERVERONE is always here to assist you. Don’t hesitate to reach out to us at support@ipserverone.com for any help you need.

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