You can clone an existing workflow to make changes to the cloned workflow, instead of modifying the original workflow.
From the navigation pane, go to Developer tools.
The Developer tools page appears.
Click the Workflows tile.
The Workflows page appears.
In the row for the workflow that you want to create a clone for, click the action button , and then click Clone.
The Clone workflow dialog box appears.
In the Workflow name box, enter a name for the new workflow.