It is not suggested to modify the default domain policy or default domain controller policy by placing the Agent GPO into one of these. Instead, create a new GPO at the domain level and set it to override the default settings in the default policies. If the Agent GPO was created in the default domain policy or default domain controller policy and the necessity arises to remove it, these are the steps that might be completed to accomplish that task.
Please note that because this is not a suggested practice, these steps are provided, but not endorsed. Use at your own risk.
There are a couple of ways to remove all of the GPO settings created by the KACE GPO Provisioning Tool:
Also included in the above link is Microsoft's best practices for configuring the Default Domain Policy. "As a best practice, you should configure the Default Domain Controllers Policy GPO only to set user rights and audit policies."
Note: All of these methods are outside of the KACE SMA product, so we do not have any support available for either of the above options. Use at your own risk.