Portable versions of commercial software found on third-party forums or file-sharing networks are unofficial modifications. Because they bypass traditional security checks, they are frequently bundled with malware, trojans, or cryptocurrency miners. Running an untrusted executable file gives it full access to your local system environment. Operating System Compatibility
Portable versions of AutoCAD are unofficial, compressed builds that run without a traditional installation. They are frequently used for: AutoCAD 2010 on new computer: cannot register/activate Autodesk AutoCAD 2010 -Portable- Updated
Given the risks associated with repacked portable versions, here are safer and more reliable alternatives: they are frequently bundled with malware
In theory, a portable version of AutoCAD 2010 allows a user to carry their entire CAD environment on a flash drive, plugging it into any compatible workstation to start drafting instantly. Technical Challenges and Risks of Portable CAD Autodesk AutoCAD 2010 -Portable- Updated
When a file is labeled as "Updated" for a 2010 product, it usually means one of three things:
You can carry your entire CAD environment on a thumb drive.