There are a few options: You can drag and drop an email into the Inbox. * click on 'Sent' folder * left click and hold down on email * then drag it to the left and hover over the Inbox folder * Release mouse to drop into Inbox. Use the right click context menu: * click on 'Sent' folder * right click on email * select 'Move to' and select the mail account and Inbox folder. If you previously had just moved another email into the Inbox: * click on 'Sent' folder * Right click on email and select 'Move to Inbox again' If you had only just moved to Sent folder: Immediately, you can undo this. via 'Menu bar' * 'Edit' > 'Undo move message' Via 'Mail Toolbar' * 'Menu icon' > 'Edit' > 'Undo move message' As you are a new user, the 'Menu bar' toolbar may not be automatically visible. See image below on how to enable.