To export a file manually from Cinema 4D:
1. In Cinema 4D, open the 3D model view.
2. Then go to File > Export > Collada 1.4
3. Enter the name and location of your model and options such as include 2D geometry.
4. Finally, find the folder containing the Collada file and textures, zip them together and upload the .zip file onto Augment manager.
Read the article “Adding a 3D model manually” to find out how to upload the model manually.