Office 365 RoadMap url is one to be added to your browser’s favourites.
The page gives you a snapshot of all Office 365 features / fixes that are launched, rolling out, in development and cancelled.
It gives you a brief description of what the feature is all out as well. As O365 platform is ever changing, this road map gives you an idea about what the team is working on currently.
The time it takes for a feature that has been rolling out to reflect in your tenant will depend on what kind of release your tenant is on – First or Standard.
Do check it out here.