To make sure your email looks exactly as you want it to on the recipient’s side, you can send a test email to your own email address.
To do it, follow these simple steps:
Navigate to Campaign Step 4 - Personalize.
Select the step in your sequence that you wish to test.
Click on the Test button at the bottom of the email builder.
Type in the email address that you wish to send a test email to.
Click "Send test email".