License Sketchup 2017 Fixed
Trimble has ended support for the 3D Warehouse and Extension Warehouse for SketchUp 2017. This means you can no longer download models directly into the 2017 interface; you must download them as .collada files or use a newer version to convert them.
Before discussing licensing, it is crucial to understand why users are searching for "license SketchUp 2017" instead of simply upgrading to the latest version. license sketchup 2017