Viewing Data > View Orientation > To Display 3D Thumbnails
  
To Display 3D Thumbnails
To automatically open 3D thumbnail previews of structures loaded from Windchill, select this option. By default it is unchecked.
1. Click File > Options. The Creo View Options dialog box opens.
2. Next to Showing, select Global, and then on the left select Model. The Model-Main page opens on the right.
3. Select Show 3D thumbnails where available and then click Apply and OK.