The network account of the user who installs any component of ZENworks Server Management must have the following rights in order to perform the installation:
Extending the schema needs to be done only once, no matter how many ZENworks Server Management components you install. Also, if you have multiple trees, you only need to extend the schema on the trees where you will be installing ZENworks objects.
Creation of some ZENworks objects includes adding trustees to the root of the tree. However, trustees can be manually added after installation if the installation user does not have sufficient rights to the root of the tree during installation.