The graphics name is an optional field that can be used when the full name of the asset (competition, club, player, etc) is deemed not suitable for on-screen use, for example, it is too long. An article explaining what a graphics name is in more detail can be found here.
Changing the Graphic Name in the Club Portal can be done by following the below steps:
From the main dashboard select My Club
Change the fields that need editing. Highlighted below in the the red square
Once the changes have been successfully made. Click Save
These changes will now display in the relevant graphics within you production