Adding Layers To add layers from other drawings to the drawing: In the Folders tree view, browse to a drawing file. In the Contents list:Double-click the Layers category. Do one of the following:To add a single layer, double-click a layer name. To add multiple layers, select the layer names, right-click, and click Add Layers. The layers are added to the current drawing. Duplicate layers are ignored. Parent topicUsing Design Resources Content Dragging and Dropping Copying and Pasting Inserting Blocks Attaching References Adding Layout Sheet Definitions File-Level Actions