You can add custom sender emails for each campaign.
Adding Sender Email
1. After logging in to your account, click your photo at the top right corner of the page then click "Account Settings".
2. Next, click the "Emails" tab.
3. Click the "Add Email" button.
4. Enter the sender email and the name. Once done, click "Add New Email".
5. The email is now added with a pending status.
6. You can now log in to the email and check the inbox. On the email click on the confirmation link.
7. Once the status of the email is Confirmed, you can now set it up in the Campaign.