The Best Practices Guide includes deployment recommendations and real-world examples from the Office 365 Product Group and delivery experts from Microsoft Services. For a list of all the articles, see Best practices guide for deploying Office 365 ProPlus.
Implement the best practices GPOs
Import the Office 2016 Administrative Templates into AD DS:
Extract the content and import it into your central store for Group Policy settings on a domain controller (see Managing Group Policy ADMX Files Step-by-Step Guide).