As of , Autodesk officially retired all versions of AutoCAD from 2010 and earlier. This means the original online activation servers for these legacy products have been shut down. Even if you have your original, legal serial number, the software may fail to authorize automatically through the traditional internet method. 2. How to Find Your Original Credentials
If you are a legitimate license holder, you can typically find your credentials in two places: Autocad 2008 Serial Number And Activation Code
Since online servers are down, you must use the method. To do this, your computer must be disconnected from the internet during the process: Launch AutoCAD 2008 and click Activate . Enter your Serial Number and Product Key . As of , Autodesk officially retired all versions