Microsoft to completely shut down Groups in OneDrive on October 16

[Windows Central]

Microsoft cut off the ability to create new Groups in OneDrive in 2014, along with a way to add new users to existing Groups. Now the company is informing users via email that all existing Groups will be inaccessible to all OneDrive users on October 16, and that data in those Groups will be deleted.

Full story from the WindowsCentral blog...