How about the OneDrive forums?
OneDrive forums will be archived in July-August ...
https://answers.microsoft.com/en-us/onedrive/forum/odfeatures/changes-in-onedrive-forum-on-microsoft-community/5bdb57e1-e86c-440b-b766-23ecc2baa2d0
Is this OneDrive, OneDrive Groups, OneDrive for Business or Sharepoint ? I dunno ...