By Anite Ramgi
3D PDFs are a great way to view models without the need of CAD software.
However, on occasions you might not be able open the 3D PDF or even view the model.
Below are some tips to overcome these issues.
Firstly, you need to check what software you are using to view the file. Adobe Reader DC is recommended.
After opening the 3D PDF, you might be prompted with a “trust this document” message. Click on options and either select “Trust this document this one time only” or “Trust this document always”. Then click on the red question mark.