Microsoft will roll out grouped Outlook notifications to reduce alert spam, bundling new emails into one notification on ...

Is the Outlook (new) app not sending notifications on your desktop? Several users have reported that they are not receiving notifications for new emails, despite having enabled notification settings.

Microsoft says "New" Outlook will soon group your notifications and reduce interruptions, aka notification spam, on Windows.

You can change notification sounds for emails and calendar events directly within the new Outlook app for Windows. In classic Outlook, you can choose whether to play a sound when a new email arrives.