: Microsoft recommends upgrading to a newer version like Microsoft 365 to ensure continued security and feature updates. Common Troubleshooting
Modern macOS security (Gatekeeper) may block the installer if it does not recognize the developer's current signature. microsoft-office-2016-installer.pkg
and selecting the "Install" option under Office 2016 for Mac. : Microsoft recommends upgrading to a newer version
: You may be asked to enter your administrator password because the installation requires administrative privileges. microsoft-office-2016-installer.pkg
If you must keep Office 2016, take these precautions:
: Historically distributed via Microsoft Office 365 portals or volume licensing. Key Performance & UX Factors