creo4 config.pro option documentation for: FILE_OPEN_PREVIEW_DEFAULT 
file_open_preview_default
Category: File Storage & Retrieval
Description: Controls whether the preview area is expanded by default when the file open dialog or local file browser is displayed.
Values: expanded, collapsed
Default Values: collapsed
port. This configuration option is available as the CGM export format version
2D data exchange setting in the Creo Parametric Options
dialog box.
3
- Exports all curves, except lines and arcs, as Non-Uniform B-splines or Non-Uniform Rational B-splines (NURBS). Notes are exported as text entities.