What's New: Creo Parametric 4.0 > Advanced Framework Design (AFX) > Previewing
  
Previewing
Preview is available for various operations.
Release: Creo Parametric 4.0
Benefits and Description
You can watch a video that demonstrates this capability
Previews are available while you are performing the following operations:
Placing profiles
Placing subassemblies
Creating joints
Create holes
Before committing to any changes you can see a preview to help you decide if you want to make the changes. This reduces rework and improves design decisions.