Install with Plesk WHMCS Installer
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You can easily install WHMCS using Plesk’s WHMCS Installer extension. This extension simplifies installation and initial configuration by performing the following steps:
- Installing PHP and ionCube Loader®.
 - Configuring PHP for WHMCS’s system requirements.
 - Setting up the WHMCS installation’s MySQL® database.
 - Downloading and installing WHMCS.
 - Performing the following recommended security steps:
- Securing the permissions for the 
configuration.phpfile. - Moving the 
attachments,crons,downloads, andtemplates_cdirectories. - Updating the 
configuration.phpfile with the newcronsdirectory location. 
 - Securing the permissions for the 
 
For more information, see WHMCS Installer.
Install WHMCS
To do this:
- Install Plesk’s WHMCS Installer extension.For more information, see Plesk’s documentation.
 - In Plesk, go to Extensions > Extensions Catalog.
 - Find the WHMCS Installer extension.
 - Follow the displayed steps to install WHMCS and complete the configuration process.
 
Next Steps
After you complete installation, we recommend that you configure WHMCS in the following order:
- Review our recommended additional steps to enhance your installation’s security.
 - Log in to the WHMCS Admin Area and complete the Setup Wizard.
 - Configure your installation’s general settings.
 - Set up your payment gateways.
 - Set up your products to sell.
 - Configure your domain pricing.
 - Set up your support ticket departments.
 - Set up email piping or email importing to manage email replies to support tickets.
 - Create and configure the WHMCS cron job and its automated task settings.
 - Place some test orders on your website.
 
Last modified: 2025 July 28