Click on the CALENDAR tab at the top of your account.
click on the date the email is scheduled on, you will see a SEND TEST button in the right column.
Click on the SEND TEST link and then complete the three fields…
Scroll down and hit SEND NOW to send it immediately.
You can use the SEND TEST feature if you want to see what an email and/or text will look like prior to it being sent to a larger audience. You can also use it if you add someone to your list after an email blast or social blast has been sent and you want them to see the communication.