Installazione e aggiornamento > Installation and Configuration Guide > Using the PTC Solution Installer > Installing Windchill Solutions > Optional Product Settings > Thumbnail Generator and Viewable Compression Utilities
  
Thumbnail Generator and Viewable Compression Utilities
The Thumbnail Generator automatically creates ultralightweight thumbnails for previewing 3D models. The Viewable Compression Utilities create lightweight viewables for display on the Windchill server. You can use these smaller images when the viewable is intended for downstream publications.
Understanding Input Options
This section describes the options for installing the Thumbnail Generator and Viewable Compression Utilities.
Under Optional Products, select Thumbnail Generator and Viewable Compression Utilities.