New activations for 2009 products were permanently disabled on August 31, 2019 .
If you are a legitimate owner of the software trying to reinstall it, you can find your credentials in several places: autocad 2009 serial number and activation code
You may need to manually enable .NET Framework 3.5 in your Windows Features for the installer to launch. Time to Upgrade? New activations for 2009 products were permanently disabled
“All serial numbers found online work if you just enter them.” False. Each serial number is tied to a product key and generates a unique machine-specific request code. Random serials will fail. autocad 2009 serial number and activation code