Additional features, settings, or issues not covered by specific Microsoft Teams categories
This seems crazy to me, why would we hide that from being user-accessible? Having to contact an admin for everything is such an antiquated way of working. In Slack all you need to do is view a user profile (this is a global, read-only thing) and grab the user ID.
Why does Microsoft make everything difficult? This should be easily queryable by any member of any org without needing admin rights.