This tool drops the selected XFM Smart Solid to its original XFM feature instance.

If Apply Changes is checked then any edits made to the solid feature will be saved to the XFM feature. If not checked then any changes will be discarded.

If Convert Complex Types to Shape is checked then solids with circles or arcs will be dissolved into polygons. If not, these elements will be not be part of the XFM feature.

Key-in: 3DSMARTEDITING DROP SOLID