Instead of downloading shady repacks, create your own semi-portable version:
File formats & compatibility
– AutoCAD 2012 can still run on Windows 7, but you’ll need a valid perpetual license. These are occasionally available secondhand (verify license transferability first). autocad 2012 portable windows 7 64 bits
Files sourced from unofficial channels are high-risk vectors for malware, ransomware, or "zombie" code that can compromise sensitive design data. 3. Licensing and Legal Compliance Instead of downloading shady repacks, create your own