The .3ds Max format have to be converted to .obj before being used in Poser.   You need 3D Max to do that.  Demo versions will do it.  Or you can ask in the 3D Max forum if someone will convert it for you.

"It is good to see ourselves as others see us. Try as we may, we are never
able to know ourselves fully as we are, especially the evil side of us.
This we can do only if we are not angry with our critics but will take in good
heart whatever they might have to say." - Ghandi