Facebook® Sign-In Integrations let your customers register, sign in, and connect with your WHMCS installation.
Google® Sign-In Integrations let your customers register, sign in, and connect with your WHMCS installation.
Twitter™ Sign-In Integrations let your customers register, sign in, and connect with your WHMCS installation.
You can translate the name, description, and other text for your products.
You can update manually using your preferred browser.
You can update manually using the installation script on the command line.
You can use cPanel's MultiPHP Manager and MultiPHP INI Editor features to upgrade PHP.