Recalculate the Recurring Amount value for a service. You must do this after certain actions, like expiring a cPanel Licensing license.
To ensure that your WHMCS installation can function, your system URL setting must be correct at all times.
You can use the Automatic Updater feature to update WHMCS from directly within the Admin Area.
Upgrade or downgrade a service from the Admin Area or Client Area. If you do this in the Admin Area, you will have additional options.
You can configure Google as your mail provider using SMTP.
You can configure Microsoft 365® as your mail provider using SMTP.
You can configure Microsoft® as your mail provider using Microsoft Entra® ID (formerly Azure Active Directory).