Manual "Request Codes" for offline activation of 2015 are also no longer processed by Autodesk's automated systems. Recommended Alternatives
Before attempting a download, ensure you have a legitimate path to use the software. download-autocad-2015-full-version-gd-2022
Log in to your Autodesk Account and check the "All Products and Services" section. Legacy versions sometimes appear if you have a long-standing maintenance plan. Manual "Request Codes" for offline activation of 2015