The resource.properties file is located in the following directory:
Set the value of jdapi-groupsmaxsearchresults to a low value. For example:
Alternatively, you can set the value to 0 to display no groups. In the Delegated Administrator console, use the Search drop-down list to search for specified groups.
Redeploy the edited resource.properties file to the Web container used by the Delegated Administrator server.
Before the change can take effect, you must run the script that deploys the customized resource.properties file to your Web container.
For instructions on how to deploy a customized properties file to a particular Web container, see To Deploy a Customized Configuration File.