•In the Browser, select the stack to copy and drag it down in the "FederAll" tab.
•In the "Federall" tab, click on the "Copy" icon.
•Modify the name or choose another channel ( in case of Multi-Channel management) if needed.
•Click on 
.
Your stack is copied. It is available in the "Federall" tab and the Browser as well, under the "stack" category.