MC1148604
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Dynamics 365 Customer Insights – Journeys - Prevent duplicate emails to shared email addresses
Microsoft 365 Message Center Archive by Merill Fernando · Microsoft may not have sent this notice to your tenant.Rollout
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What the notice says
Microsoft’s text, with source markup removedWe are announcing the ability to prevent duplicate emails to shared email addresses in Dynamics 365 Commerce. This feature will reach general availability on September 24, 2025.How does this affect me?This feature enables email deduplication, ensuring that even if your data has multiple contacts with the same email address, your message will only be sent once to your customers.Admins can enable or disable email deduplication for real-time segment-based journeys, and review duplicated email addresses in journey analytics.What action do I need to take?This message is for awareness and no action is required.
What changed
Between archive captures, newest firstThe archive supplies one version of this notice.
Linked documentation
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Related public evidence
No related evidence found in this installation's recent collection. This does not establish that no announcement exists.
Not confirmed here
What this page cannot tell you- Whether your tenant is affected: this is Microsoft's notice, not a check of your settings.