Install the Account Hierarchy DPEs and Forecast Set Prebuilt App Package

To get access to Data Processing Engine templates, a sample forecast set, and a sample period group for the Calculate Forecasts for Accounts in a Hierarchy prebuilt app, first install an unmanaged package in Salesforce. You can clone the Data Processing Engine templates and activate the new definitions after you install the package. The period group and the forecast set can be edited as per your business requirements.