

If you open that email while it is being sent, then outlook may change the status of that email but leave it in your outbox. When you compose and send an email, Outlook updates the email’s status and places the email in your outbox. Here are a few things you can try to get the messages that are stuck in your inbox sent:

Businesses manage emails, time and manage contacts using Microsoft Outlook, and businesses rely on outlook to share calendars and schedule meetings. With over a billion users, businesses all over the globe rely on outlook to ensure their business communications run smoothly.

Microsoft Outlook is the most popular email and calendar application in the world today.
