In older versions of Autodesk software, activation relied entirely on the combination of a product key and a serial number.
For example, to reset licensing for , you would run a command like this in an elevated (administrator) command prompt: AdskLicensingInstHelper change --prod_key 001N1 --prod_ver 2022.0.0.F --lic_method "" autocad 2022 serial number for product key 001n1 patched