Follow the steps below to change the sender address, or physical address, that appears in the footer of your opt-in confirmation email:
1. Click on "Forms" from the left navigation menu.
2. Click "Edit" next to your form.
3. Click the “Options” tab.
4. Click the cog located next to your list name in the “Form Action” box.
5. Select your preferred sender address from the address drop-down in the “Edit Form Action” modal.
6. Click “Save.”
For more information about Sender Addresses, click here.