Hello
In
OrdaSoft Joomla CCK for add instance from frontend for Registered users - you have 2 posibility
1. You need Create menu for Frontend to CCK->Instance Manager - and for this menu add Rights -> Registered Users
or
2. To any other layouts as "Attachment layout" add "Add Instance layout". Please check attachment
also In "Add Layout"->Form Settings - you may set who will can add Instances without approve
Regards
OrdaSoft team