The name is automatically added to the sender's name and to the first part of sender's address (before @).
You can set it in Settings -> Chat settings.
You can also add the name of your company to the sender's name. To add it, check email addresses settings tab:
The default name = DefaultName
Application name= www.mycompany.com
Sender name: DefaultName www.mycompany.com
Sender address: DefaultName@app.mail.dashly.io (or your domain — ask our team about how to add your personal mail domain)
You can change sender's name and address for campaigns in Settings - Senders email addresses settings.
Click on Edit icon, add new name and address, click Save. You can also choose profile picture which will be shown in email footer.