Duplicate a Design in the Editor
If you are working on a design and you want to edit it:
Click the gear icon on the top toolbar.
Click the Make a Copy button.
A new copy of your design is created and opened. The title of your duplicated design includes "_new" at the end. For example, a copy of a design titled "Modern Proposal" is titled "Modern Proposal_new".
Duplicate From the My Designs Page
You can also duplicate the design from the My Designs page:
Click the My Designs page.
Hover your mouse over the design you want to duplicate.
Click the gear icon on the top right corner of the design.
Select Make a Copy.
A copy of your design is created. The duplicate version has "Copy -" at the beginning. For example, a copy of a design titled "Modern Proposal" is titled "Copy - Modern Proposal".