Microsoft's revamped Outlook for Windows struggles with speed, taking 10 seconds to open emails via notifications—an action the classic version performs instantly.
The issue is especially noticeable when compared with the classic version
Jun 19, 2026
11:20 am
What's the storyMicrosoft's latest version of Outlook for Windows has been criticized for its slow performance, particularly when it comes to opening emails from notifications.
The issue is especially noticeable when compared with the classic version of the app.
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