If you need to use AutoCAD, consider these safe and legal methods: 1. Autodesk Free Trials
Searching for is understandable – you want flexibility and convenience. However, the truth is that no legitimate, fully functional portable version of AutoCAD 2016 exists . Any website claiming otherwise is either distributing malware or selling a broken repack that will crash upon opening a simple .dwg file. download+autocad+2016+portable+64+bit+install
Install Windows 10 LTSC (lightweight) inside (portable version exists). Then install your licensed AutoCAD 2016 inside the VM. Carry the VM on a USB 3.0 SSD. If you need to use AutoCAD, consider these