Fundamentals > User Interface Basics > Customizing the User Interface > Entity Display > To Switch Between Shaded and Wireframe Display
  
To Switch Between Shaded and Wireframe Display
Click on the Quick Access toolbar. Click one of the following buttons on the list.
Wireframe — Hidden lines are displayed as regular lines.
Shading — The model is shaded according to the view orientation. Hidden lines are not visible in shaded view display.
or
1. Click File > Options > Entity Display.
2. Under Geometry display settings, in the Default geometry display list click Wireframe or Shading.
3. Click OK in the Creo Parametric Options dialog box. A message is displayed.
4. In the message box, click No to apply the settings to the current session only.
Click Yes if you want to save the settings to a config.pro file for using later in another session.