When your 3D PDF proof opens, it will show a blank image.  Please follow the steps below to view your proof.

1. On the yellow bar, click on the options dropdown.

2. Select the option: Trust this document one time only

3. You will see a message stating: This file requires Acrobat Reader 8.0.1 or higher to view properly. Ignore the message and click in the blank area.

4. Your 3D PDF will load, and you can drag it with your mouse to view any angle.