: Open the application. You will be prompted to activate.
: AutoCAD 2009 is a legacy product. Autodesk generally limits support and activation for versions that are more than three versions old. If you encounter errors, manual activation via the Autodesk Support page may be necessary. Once you have installed the software, follow these
: If the computer is offline, the software will generate a unique Request Code .
: For business environments, you may need to install the Network License Activation Utility to manage seats across multiple workstations.
: Visit register.autodesk.com and sign in. Enter your serial number and the Request Code from your computer to receive your official Activation Code . Important Considerations for Legacy Software