← Blog · 04 Nov 2026

WHMCS Installation: Requirements and Setup Checklist

• Supported PHP + ionCube Loader, MySQL/MariaDB.
• Upload files, create database, run the installer.
• Move the configuration.php and attachments folders outside the web root.
• Add the cron job (php -q /path/crons/cron.php) running every 5 minutes.
• Enable HTTPS and set the system URL.
• Set up payment gateway, email and a product group.