Hello Team,
the process requires an active subscription.
Subscription is only possible with a serial number.
So, if downloaded from the web and the trial period expired, no help here.
Please?
Regards from Hamburg, Germany
Alex
Are you asking about a Trial or a product purchased without Subscription?
Detailed contact information for the Activations team is bellow:
Registration and Activation Contact Information
Americas
Opening hours Monday through Friday, 8:00 AM - 8:00 PM EST
Email: authcodes@autodesk.com
Phone: toll free 800-551-1490 or 415-507-4690
Fax: 800-225-6490
Europe and Middle East
Opening hours Monday through Friday, 8:00 AM - 6:00 PM CET
Email: authcodes.neu@autodesk.com
Fax: +41 32 723 9169
Asia Pacific
Opening hours Monday through Friday, 9:00 AM - 6:00 PM Singapore Time
Email: ap.register@activation.autodesk.com
Japan
Email: japan.register@activation.autodesk.com
Fax: 03-6221-1791
Korea
Email: korea.register@activation.autodesk.com
Fax: 00798 852 1 9231