PreFlight Test Send Not Going Out Alisa Carbone February 25, 2021 18:34 Updated Follow If your PreFlight Test Send is not sending, please follow the steps outlined in this article, as a Preflight Test Send follows the same mailflow as a regular tracked message. Related articles Your Email Has Disappeared or Your Email Was Never Sent. How to Check Your Mailflow. Using PreFlight Test Send Can I recall an email? Email Not Sending, Going Into The Drafts Folder Instead How to Use Send Progress Notifications to Get Updates On Large Sends Comments 0 comments Please sign in to leave a comment.