"Portable" versions of AutoCAD 2018 are often sought by users who need to work across multiple workstations without local administrative rights. However, these versions are not supported by Autodesk. Performance Trade-offs:
Plotting for extra quality
Whether you’re an architect on a job site or a student finishing a project in a café, the dream is the same: taking the full power of AutoCAD with you without lugging around a massive workstation. Lately, you might have seen searches for "AutoCAD 2018 Portable Extra Quality." But before you hit download on a random site, let’s look at what made the 2018 release legendary and how you can use it portably and safely. Why AutoCAD 2018 is Still a Fan Favorite new autocad 2018 portable extra quality
That is not "extra quality"; it’s a gutted demo. "Portable" versions of AutoCAD 2018 are often sought