Follow the below path to add the registration details

Admissions --> Front Office --> Registration Form --> Create New

In this stage, you can collect the registation fee from the students who availed applicationation and qualified in pre admission stage as per the settings.

In this stage, you can also collect the registation fee as defined upfront, and as per your selection process of qualified / not qualified and by entering the % of marks obtained in the pre admission exam to made available for the admission stage.

If this is stage is not mandatory, irrespective of status of pre admisison exam result (qualified / not qualified) the student details are made available for the admission stage.