You can make a copy of an existing test case.
Steps
Click Business process testing.
Click Test cases.
In the list, find and select the desired record.
Click New to open the drop dialog.
Click the Copy tab.
In the Test case field, type a value.
Click OK.
In the list, click the link in the selected row.
Click Edit and make changes, if required.
Close the page.
Close the page.