Flattening Instances
To display the detail in all the instances that you want to flatten:
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In the layout window, choose Options – Display.
The Display Options form opens. - Set Display Controls to display the detail in all instances you want to flatten.
- Click OK.
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Choose Edit – Hierarchy – Flatten.
The Flatten form opens. - Set the Hierarchy Level to one level, displayed level, or user level.
- Use the Preserve options to preserve the required information and attributes.
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Click OK.
The instance is flattened as per the specified settings.

When flattening Pcell instances, you can delete fluid shapes by enabling the deleteFluidShapes environment variable.
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