Cutting a model by plane allows lowering the model.
Notice: To fulfil the operation, open and select at least one 3D model.
Notice: Cutting a model is possible in case it contains more than one layer.
To cut a model by plane, proceed as follows:
1. Press the 
and hold the mouse button pressed.
2. Drag the icon up and down to cut the selected model by plane.
3. Release the mouse button.
Important: The supports are automatically deleted after the model has been cut.