I have designed a curve with fit points as a part of my research work, my professor told me to find out end conditions of that spline curve among, clamped, natural, periodic or not a knot.
Please take a look at:
If you are not able to access the link, Please check my signature to check how to do that.
Splines can be Open End, Open End with Fit Points, Open End with Control Points, Open End with Fit and Control Points, Closed End, Closed End with Fit Points in Ansys.
Also, please take a look at:
How to access Ansys help links
Guidelines for Posting on Ansys Learning Forum
Ansys customers with active commercial software licenses can access the
customer portal and submit support questions. You will need your active account number to register.