Using classic Outlook for Windows in business environments
Since there are more than one people marked "I have the same question", I'm going to submit this issue internally to Microsoft Developer Team. If I get anything new, I'll update here.
Meanwhile, you can also give feedback on this issue. We’d love to hear from you about what’s working well, what’s not, and any ideas for improvements including possible new features and functions. Your input will help us improve the user experience for you and all users worldwide. To do so
From your Office app, go to Help > Feedback.

or
From your Office app, go to File> Feedback.
Thanks for helping improve Outlook!