The update also includes new Fluent Design language elements this time to the navigation bar which is availabe on the left side of the screen. (windowslatest.com)
For example, a multilingual EPUB Publication will define more than one DCMES language element [Publications301] one for each language but for Rendition selection only the primary language is defined. (idpf.org)
There are many other body language elements that will reinforce or dilute your efforts to improve leadership. (blog.startupprofessionals.com)