Although a portable version does not require installation, it still needs to meet the minimum hardware and software requirements to run efficiently: Windows 7, 8.1, or 10 (64-bit). Processor: 1 GHz or faster 64-bit (x64) processor. Memory: 4 GB RAM (8 GB recommended).
The term "portable" usually refers to a non-official, compressed version of the software that can run from a USB drive without a full system installation. While these are popular for their low footprint, they often include the specifically because it stabilized the PDF import and 4K display features that were buggy in the initial 2017 release. Introducing AutoCAD 2017 | AutoCAD Blog - Autodesk autocad 20171 1 portable
Runs directly from a USB drive or external hard disk. Although a portable version does not require installation,
: Allows you to create, edit, and view CAD drawings directly in a web browser (Chrome or Firefox) without downloading software. The term "portable" usually refers to a non-official,
Using a portable version usually bypasses Autodesk’s licensing service, which violates terms of service.
If full AutoCAD is too heavy or expensive for your current hardware setup, consider legal, lightweight alternative CAD engines that feature native .dwg compatibility:
The AutoCAD 2017.1.1 update remains a favorite for its balance of legacy speed and modern features like PDF importing. While the idea of a "Portable" version is tempting for those on the move, the security risks to your workstation and your project data are high. For a truly mobile experience, the official AutoCAD Web and Mobile platforms are the safest and most efficient tools for modern designers.