there is no official "index" or "piece" specifically named this by Microsoft . Instead, Microsoft provides official documentation on What's New in Office 2019
If you are looking for an "index" in the context of Microsoft Office 2019 , it typically refers to one of two things: a document's alphabetical index (back-of-book style) or the installation directory (the physical "index" of files on your drive) 1. Creating a Document Index (Word 2019) index of microsoft office 2019 new
Create dynamic links between slides for non-linear presentation navigation. there is no official "index" or "piece" specifically
End of support for Office 2016 and Office 2019 | Microsoft Support index of microsoft office 2019 new