Everything Duplicating Layers T-HFND-006-014 You can easily duplicate layers. Once duplicated, the layers are completely independent. Drawings are also duplicated. How to duplicate a layer In the Timeline, Xsheet view, select one or more layers. Do one of the following: In the Timeline menu, select Layers > Duplicate Selected Layers. In the Timeline view, right-click on the layers and select Duplicate Selected Layers. From the Xsheet menu, select Columns > Duplicate Selected Layers. From the top menu, select Edit > Duplicate. The duplicated layer appears.