The Quotes tab in the Client Profile lists the client's existing quotes and allows you to edit them or create a new quote.
Upgrades and downgrades allow clients to move between related products. Clients pay or receive a refund for the difference in prices.
WHMCS 8.10 introduced automated provisioning for Sitejet Builder on supported servers and automatic cancellation for overdue invoices.
WHMCS 8.11 introduces support for PHP 8.2 and options to prevent clients from closing support tickets.
WHMCS 8.12 introduces scheduled actions for support tickets, the option to send invitations to new admins, and improvements to the premade promotions for MarketConnect SSL certificate sales.
WHMCS 8.6 includes new functionality to help you easily find and activate payment gateways, get ready for upcoming requirements for Microsoft® email services, and keep your installation safe and secure with PHP 8.1.
WHMCS 8.7 includes new functionality to register domains through CentralNic's new centralized reseller platform, issue SSL certificates more quickly and reliably than ever, ensure compatibility after we remove legacy Smarty tag support, let customers enhance their privacy and security with NordVPN, and more.