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| Enabled for | Public preview | Early access | General availability |
|---|---|---|---|
| Admins, makers, marketers, or analysts, automatically | - | - | 
Sep 15, 2025 |
Business value
Effective email management is crucial for maintaining strong customer relationships and ensuring your business' success. By enabling email deduplication, you can ensure that even if your data has multiple contacts with the same email address, your message will be sent only once to your customers, keeping their inboxes clutter-free and preserving your brand reputation.
Feature details
- Enable or disable email deduplication for real-time segment-based journeys.
- Ensure that each message is sent just once to each unique email address for segment-based journeys.
- Review duplicated email addresses in journey analytics.
Geographic areas
Visit the Explore Feature Geography report for Microsoft Azure areas where this feature is planned or available.
Language availability
Visit the Explore Feature Language report for information on this feature's availability.