An activation code, also known as an authorization code, is a unique code generated based on the serial number and other product information. It is used to activate the software and unlock its full features. The activation code is usually a 16-character code consisting of letters and numbers.
If you already have AutoCAD 2009 installed and activated on an old machine, it will continue to work. However, if you reinstall it or move it to a new computer, you will be unable to generate a new activation code to authorize it past the initial 30-day trial period. autocad 2009 serial number and activation code
If you are performing a re-installation and need your original details for record-keeping: need activation code for autocad 2009 - Forums, Autodesk An activation code, also known as an authorization
Autodesk maintains that they are not taking away your "perpetual" right to use the software, but they are no longer obligated to provide the activation services for environments that have changed (like newer versions of Windows breaking the old license). Autodesk Community, Autodesk Forums, Autodesk Forum Common Legacy Data If you already have AutoCAD 2009 installed and