: Log into your Autodesk Account and use the Autodesk Assistant (bottom-right corner). Type "Can you help me get a download for AutoCAD 2012" to see if your plan allows access.
AutoCAD 2012 is "retired" and does not receive security updates or technical support.
Use the official current trial. Or, buy a used perpetual license of AutoCAD 2012 from a reseller (rare and expensive). For pure learning, the current trial is superior.
