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 Email Not Sending, Going Into The Drafts Folder Instead Can I recall an email? How to Use Send Progress Notifications to Get Updates On Large Sends Comments 0 comments Please sign in to leave a comment.