[upd] Download — Microsoft Office For Mac Os X El Capitan %c3%baltima

You will not get modern Microsoft 365 features like Co-authoring or advanced AI tools. Final Verdict

A: Office 2011 is not fully compatible with El Capitan and may experience crashes and instability. It is not recommended. You will not get modern Microsoft 365 features

Search for the specific package name Microsoft_Office_16.16.18081201_Installer.pkg which is frequently cited as a stable entry point for El Capitan. Installation Steps You will not get modern Microsoft 365 features