To copy a study
Create a copy of a study if you want to rerun an analysis with some slight process changes, and then compare the results of both analyses. The duplicate study will created with the name original study [copy]. You can rename the new study, if you wish.
Click on the original study in the Project View pane to select it.
Right-click and select Duplicate.
An exact replica of the selected study is created and appears in the Project View pane.
Rename the new study with a unique name.
Note: the menu option to duplicate a study will be disabled for studies while their analysis is running unless the preference options have been set to Duplicate Study - do not include any results.