A role allows a user to log in to the and determines the user's privileges, access rights, and the type of objects the user can own. The permission and access rights associated with roles are cumulative.
The user has the highest level of permission and all access rights granted by the roles assigned to them. For example, if the user had one role with Entity view and another with Entity manage, the user can manage entities.
To assign a role:
In the Administration application, go to Users > Users.
Select the user and click Details.
Click the Roles tab.
Click Edit.
Select a role from the Available Role list and click the right-arrow.
The role moves into the Assigned Roles list.
Click Save.