The document summarizes the support status of different versions of Oracle EPM software. It notes that version 11.1.2.4 is the latest version with new features and is the only version that can run on Windows Server 2012. Version 11.1.2.3 is still considered the most stable release and supports Internet Explorer 11. The document recommends upgrading version 11.1.2.2 to fix known defects, and versions 11.1.2.1 and 11.1.1.x require an upgrade to be compatible with newer browsers. It advises that versions 9.x are no longer supported and an upgrade is needed immediately.