See if this message, part of a conversation on the Microsoft Office Accessibility Discussion Group, helps:  https://groups.io/g/office-accessibility/message/441 

There has not been a ton of change in creation and editing of email groups in recent versions of Outlook.

Office Accessibility Discussion Group Addresses:

• Post: office-accessibility@groups.io
• Subscribe: office-accessibility+subscribe@groups.io
• Unsubscribe: office-accessibility+unsubscribe@groups.io
• Group Owner: office-accessibility+owner@groups.io
• Help: office-accessibility+help@groups.io

--

Brian - Windows 10 Pro, 64-Bit, Version 2004, Build 19041  

The purpose of education is not to validate ignorance but to overcome it.
       ~ Lawrence Krauss