Unfortunately, migrating capabilities are no longer supported. If you use an older version of the SwiftModders WHMCS Admin Theme, SwiftModders WHMCS Client Theme, or Allure WHMCS Client Theme, you must uninstall your old install and reinstall completely.
Do I have an older version of these themes?
A quick way to identify if you’re using an older version of these WHMCS themes is to locate the following WHMCS modules:
It’s important that you uninstall the above modules and remove the folder names above. They will be located in:
Once you have successfully removed the old companion WHMCS modules, you will be clear to install the SwiftModders WHMCS Theme Installer. Please open a support request if you have trouble removing the companion modules.