It looks like these features will be available on Office 2019. In fact, Office 365 has begun to adopt some of the elements in the process of continuous updating.
According to Office team developers, the new Office introduced the Fluent Design fluent design language on the UI. For details, use word as an example. Support for personalized Ribbon menus such as 'design' and 'page layout' is no longer a must. The item is unfolded, but can be intelligently incorporated according to usage habits. Of course, it can also be manually intervened.
OutLook, Microsoft introduced machine learning algorithms to improve the web search experience.
According to plan, Office 2019 will be launched in the second half of this year.
New word Ribbon