How to check the Email Notification Status in Vault PromoMats and Vault Medical?
Admin users with Email Notification Status permission set can view the delivery status of Vault emails by navigating to Admin Console --> Operations --> Email Notification Status.
The email notification list can be filtered by date, email address, and status and it can be exported to CSV.
This page contains email notifications that are up to two years old. To view older email notifications, the admin user must export the full history.
Vault Help Documentation: About the Email Notification Status Page