markm66 you can pop out emails to a separate window by double clicking on it in the mail list. Then you can drag it to a separate monitor, minimize it, and interact with it independently. Let us know if this solves your issue.
Thanks for your feedback on inserting screenshot from the Insert tab, we are tracking this request.
RajkumarRamasamy we are working on PST support, and you can track this roadmap item for it - Microsoft 365 Roadmap | Microsoft 365
Marcox92 we are tracking this request but don't have an ETA to share yet.
LukaR1775 thank you for your feedback. We hear you and are working on bridging gaps and continuing to improve the new Outlook experience. We're really sorry to see you go...we do hope you give us another chance in future as we add more capabilities.
dpringle347 we're sorry you're facing these issues. It is possible that your IT admin has disabled the feedback option. We have sent you a message to connect further.