We are aware of an issue where older versions of Silverlight are causing Microsoft AutoUpdate to fail. See How to remove Office license files for help. Need help with Microsoft AutoUpdate? Open Safari and download the latest version of Microsoft AutoUpdate.
You can find Release notes for Office for Mac here. To join, simply check the box Join the Office insider program to get early access to new releases.
MacOS Catalina update tips and Office compatibility - Office Watch You can join the Office Insider for Mac program to get early access to the newest Office innovations.
