Many users want to share their papercraft designs with friends or clients who do not have Pepakura Designer installed. Converting the file to a PDF or a standard 3D viewer format allows for easier sharing and printing.
The most reliable way to convert PDO to a printable PDF is using Pepakura Designer or the free Pepakura Viewer. Open the file in Pepakura Designer or Viewer. Navigate to File > Print . pdo file converter