Autodesk® Inventor HSM™


Release Notes – 2018.3.1 (R4.1) Update

Build 2 February 2018

Autodesk, Inc.


This document covers all three Inventor HSM products:

What’s New
System Requirements



The following changes have been made in the current update (2018.3.1):

Changes to post processor:

The following changes were made in an earlier update (2018.3):

Known Issues

Return to Top


Return to Top


New installation

Updating an existing installation

Before installing an update there is no need to uninstall a previous Inventor HSM release; but if you prefer to do so, you can uninstall the relevant release in Programs and Features in Windows Control Panel by accessing “View installed updates”.

Return to Top


We encourage you to provide your feedback to us and help make Inventor HSM even better. If you encounter issues not covered in this document, please report them to Autodesk through your reseller or to the Inventor HSM team directly at or on the CAM discussion forum.
The Autodesk CAM Team
For more information visit us at:

Copyright 2017 Autodesk, Inc.