To change layout automatically: 
1. Select [Layout] menu.
2. Then select the layout type:
- [Orthogonal Layout]
- [Organic Layout]
- [Smart Organic Layout]
- [Hierarchic Layout]
- [Incremental Hierarchic Layout]
- [Circular Layout]
- [Tree Layout]
- [Edge Router]
- [Orthogonal Edge Routing]
- [Organic Edge Routing]
- [Default Automatic Graph Layout] *CellDesigner's native layout.
3. The model is automatically adjust the layout and the model canvas size.
To change layout settings:
1. Select the target layout menu.
2. Select the 
icon from the Edit tool bar.
"Change color and shape" dialog will popup.
3. Change the Size, Line width, Paint style, Color of the component, by checking the Preview image. then click [OK].
To change Default Automatic Graph Layout
1. Select [Layout] - [Default Automatic Graph Layout] menu. or press Alt + Shift + D.
"Default Automatic Graph Layout" dialog will popup.
2. Choose the default automatic graph layout style from the dialog box.
- [Orthogonal Layout]
- [Organic Layout]
- [ Smart Organic Layout]
- [Hierarchic Layout]
- [Incremental Hierarchic Layout]
- [Circular Layout]
- [Tree Layout]
- [CellDesigner classic layout]
3. You can also edit the setting of each layout preference by clicking [Edit] button next to the selection.
4. Click [Apply] and [OK].
