It is important to note that for version 2022, Autodesk has largely transitioned away from the traditional "serial number and product key" activation method.

While the product key identifies the software, the is a unique identifier tied to your specific license or subscription. The Shift from Serial Numbers to "Sign-In"

If budget is a concern, there are legitimate ways to use AutoCAD without resorting to illegal serial numbers:

This "Named User" model eliminates the need to keep track of physical serial numbers and makes it easier to manage your license across different devices. How to Find Your Legitimate Serial Number

For basic drafting and viewing, the AutoCAD Web app is a more affordable (and sometimes free) alternative to the full desktop version. Conclusion

Students and faculty members at accredited institutions can get a one-year free educational license , which is renewable as long as you remain eligible.