Uncheck the option to receive security updates via My Oracle Support if you are building an offline development lab.

Oracle 11g is fully certified on Windows Server 2008 R2, Windows Server 2012, and Windows 7/8. Running it on Windows 10 or Windows 11 requires utilizing administrative compatibility mode during execution of the setup.exe file.

Oracle 11g offers several key features and benefits, including:

Because Oracle 11g does not natively support modern operating systems well, enterprise developers utilize alternative deployment methodologies:

All downloads from Oracle portals are governed by the Oracle Technology Network License Agreement. This license permits free downloads strictly for development, testing, prototyping, and educational purposes. Production deployment requires explicit commercial licenses. Core Architecture and Versions

Scroll down to the section. You will see two versions: