Microsoft 365 Roadmap

Outlook
Add custom sounds for Mail Notifications, Reactions, and Calendar Reminders

Feature details and release plans from a build snapshot of Microsoft's official roadmap feed.

All Microsoft 365 updates
Product
Outlook
Release status
Rolling out
RSS publication

Feature overview

In your Notification settings, you'll be able to add a custom sound for your mail notifications, mail reactions, and calendar notifications (aka reminders). #newoutlookforwindows

Expected release date

June CY2025

Source: Microsoft 365 Roadmap RSS (build snapshot) Feature ID: 491019

RSS snapshot built . Refreshed on rebuild and deployment.

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