Load the Parameter O-C

Hello Forum, My name is Diện, Iam From Việt Nam, i service for AMADA machine, i see in the web https://www.youtube.com/watch?v=eK7A1pvwdII tech to load the parameter, but i thinks you must change the parameter in the CNC ??? before use the software???? but which the parameter, the value???

Can you help me???
My Mail: dien08td@gmail.com
Thanks alot