Head to Settings > Tracking Emails > Edit to customize your Tracking Emails.
Tracking emails are 100% customizable with HTML. You can customize the sender name and email address, and also add DKIM records if you have your own domain, so everything comes from you!
If you're not an HTML wizard, no worries! The body text is fully flexible and can say anything you'd like.
You can also BCC yourself if you want to get a copy of every tracking email. Simply add your email to the Send copies to (BCC) field as shown below: