First of all we need have our 3d model and his texture imported in 3ds Max, now we add the material to the model and we will see the problem (Click in images to zoom):
Now we go to modifier panel and add a Unwrap UVW modifier like this:
Click in edit -> CheckerPattern and you should see the texture than you aplied:
Use the texture as guide to fix the coordinates with transform tools to fix the problem, in this example the shoe is at the wrong place:
We put the selection where must be:
When you finish you need apply the changes, so do right click in Unwrap UVW modifier then
Collapste to -> yes.
Now your 3D model is fixed! I hope you liked this quick tutorial.