Microsoft Office 2019 version 16.20 was a significant update released in December 2018 for the Mac platform. This specific version marked the transition of the standalone release name to officially be called . Key Features and Updates in 16.20
For users still on older systems, Microsoft Learn provides detailed documentation on update history and release notes for all legacy Office for Mac versions. Microsoft Office for Mac 16.20 - TidBITS
: Word, Excel, PowerPoint, and Outlook gained support for Dark Mode on macOS Mojave .
Integration with for scheduling and joining online meetings. Support Status
: Support for volume-licensed versions of Office 2019 on Windows ended more recently, on October 14, 2025 .