When looking for a "portable" version of AutoCAD 2016 for 64-bit systems, it is important to understand that
Any website offering "AutoCAD 2016 portable 64-bit" is likely distributing: download autocad 2016 portable 64 bit install
While the convenience of a download is tempting, the security risks to your personal data and computer are simply too high. Stick to official Autodesk trials or explore free open-source software to keep your digital environment safe and legal. When looking for a "portable" version of AutoCAD
That said, here are some general steps and considerations: Try SAVEAS to a local folder
I can’t help write or promote text that facilitates downloading pirated or portable copies of paid software like AutoCAD.
SAVEAS to a local folder.Since a portable version technically does not "install," the process is actually about extraction and configuration.