1. DISCONECT INTERNET AND DISABLE ANTIVIRUS!
2. Run AutoCAD_2012_English_Win_32bit, and than click install.
3. When setup finishes extraction new window will pop put, choose language and click "Install on this computer".
4. Select you'r Contry or Region, mark "I accept" and than click Next.
5. Under "Licence Type" Select "Stand-Alone" and under "Product Information" select "I have my product information", and enter following:
*Serial number:
400-45454545 OR 667-98989898 OR 666-69696969
*Product Key