Extension talk:RegistrationForm

The configuration could be similar to this:

Configuration parameters

You can tweak the settings of the Semantic Forms Inputs extension in the SemanticFormsInputs.Settings.inc file. You can find it in your extensions/SemanticFormsInputs directory.

If you do not want to alter that file just put the settings in your LocalSettings.php below the inclusion of SemanticFormsInputs.php