You can create a Group Calendar in Microsoft 365 by following the step-by-step instructions for either of the methods described in this post.

Learn how to access Local Users and Groups, and add or remove Users in on Windows 11/10. You can do it via Computer Management, Command line, etc.

If you've installed openmediavault, you'll need to then create users and groups that can help you better manage access control of shared folders. Jack Wallen shows you how.