System Tutorials

Move WHMCS to a New Server

When you move your WHMCS installation from one server to another, you may need to perform additional steps like updating your license.

Move WHMCS to a New Subdomain

When you move your WHMCS installation from one subdomain to another on the same server, you may need to perform additional steps like updating your license.

Optimize Performance

You can take steps to optimize performance on larger installations.

Update PHP with cPanel MultiPHP

You can use cPanel's MultiPHP Manager and MultiPHP INI Editor features to upgrade PHP.

Update the System URL

To ensure that your WHMCS installation can function, your system URL setting must be correct at all times.