Entry owners have complete permissions to perform any operation on an object. Entry owners can be explicit or propagated (inherited).
Enter the following information on the Owners tab:
Using cn=this with objects that propagate their ownership to other objects makes it easy to create a directory subtree in which every object is owned by itself.
Adding an owner
Click Add to add the DN in the DN (Distinguished Name) field to the list.
Removing an owner
You can remove an owner in either of two ways: