See the last two posts in this thread. And also look at this.
When using the previous version, i was able to access directly the 3D database or warehouse, from the following part : File/3D warehouse/download....
For SU2017 they've removed that from the File menu as outlined in those two links I provided.
Dave,THANKS a lot, I got it, I had to put in my tool bar the icon for Warehouse and now access it from there!!Have a great afternoon, not sure which time line you're on but thanks a lot for your help