This function makes a copy of the Process Definition. 

On the Process Definition page, select the definition from the table. You can include a definition with multiple sub-workflows, as shown in the image below. 

Select Actions - Copy menu option. 

A pop-up window is displayed for configuration. Provide a unique name for the copy. Select the "Open Designer" checkbox to open the new definition on the Designer page. Select the Copy Sub-Workflow checkbox to make a copy using the new name provided in the Subworkflow Extension field. Click on the Copy button to confirm. A copy of the process definition (and its sub-workflows) is created, and a confirmation message is displayed in the top-right corner. 

Refresh the Process Definition page to view the definition copy, as shown below.