You can add an unlimited number of layers to a panel.
How to add a layer to a panel
- In the Thumbnails view, select the panel to which you want to add a new layer.
- Do one of the following:
- Select Layer > New > Vector Layer or New Bitmap Layer.
- Click the Add Vector Layer or Add Bitmap Layer button in one of these areas: Layers toolbar, Layers list in the Stage view, or Layers panel.