Maya 2013 still includes mental ray. On Windows 10, you may need to register the legacy DLL:
On Windows 10/11, Maya 2013 may not detect your GPU: autodesk maya 2013 install
To start the installation process, you need to download Autodesk Maya 2013 from the Autodesk website. Here's how: Maya 2013 still includes mental ray
You will be prompted for your Serial Number and Product Key. 657E1 Maya Entertainment Creation Suite Key: 791E1 autodesk maya 2013 install
Since modern Macs cannot run 32-bit code, follow this alternative method:
Text size discrepancy between 2010 and 2013. - Autodesk Forums
: Ensure you have administrative privileges. For Windows users facing "Not supported OS" errors, creating a new user profile is a known workaround to bypass registry conflicts. Installation Steps by OS