Using New Outlook on Windows for professional communication and productivity
Hi @1.1,
Welcome to the Microsoft Q&A forum.
Based on your description, you would like to configure Outlook so that when you click on a new notification, instead of opening a new window, the content will be displayed directly within the application. I would like to provide you with the following information:
At this time, there is no setting in New Outlook to prevent a new window from opening when you click on a notification.
If you have any questions or need further assistance, please feel free to share them in the comments on this post so I can continue to support you.
I look forward to continuing the conversation.
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