Learn about different types of software licensing, and how to use and manage a stand-alone license or a network license.
To register your license, go to http://www.autodesk.com/register and activate your license instantly. If you need additional assistance activating your license, fill out the Licensing support form and your request will be routed to a team that can help you.
For other technical issues, please contact Product Support by posting questions to the Inventor Installation/Licensing Discussion Group or the Product Support blog for Autodesk Inventor installation and licensing issues.
Locate additional Product Support resources here: http://www.autodesk.com/inventorseries-support