Duplicate System Theme OptionsTroubleshoot and resolve duplicate system themes appearing in the System Theme menu.
Enable Error ReportingFor many types of issue, the first step in troubleshooting is enabling WHMCS's error reporting system.
Error PagesError pages display friendly, styled messages about error conditions. All of WHMCS's error pages are fully customizable for your needs.
LogicException Template ErrorsTroubleshoot and resolve LogicException: The template could not be found errors.
OtherThe Other tab in General Settings allows you to configure additional WHMCS settings. You can enable opt-in settings for marketing emails, user management in the Client Area, file encoding, and more.