1. Here's how

1.1: Click here to go to the Lumion Support Center.

1.2: Click on the Register link:

1.3: Fill in the registration form:

1.4: Click on the confirmation link in your email inbox:

Once registration is complete, you will have access to a small part of the Lumion Support Center (forum) known as the Guest area.  

1.5: Register a license.

To receive support, or to access the full Lumion Support Center and its resources, those with a Lumion License Key need to follow the steps from 2.2 in:

知识库 : How do you get technical support?