We occasionally get questions about how to add a specific sender image or avatar to your emails when they appear in an end-user’s inbox.
By default, that image looks like this:
If you want to customize it, read on!
Customer.io and other email clients (Thunderbird, Airmail, and Postbox, for example) use Gravatar to display this sender image. So to take full control of this avatar, create a Gravatar account, verify your email address, and choose your desired image.
Test emails won’t show an updated avatar. This is because they always use our firstname.lastname@example.org email address, not the actual sender address chosen in the email you send the test from.
If you want to check how the avatar looks, you can send a single newsletter to your email address only by:
Then, send your test newsletter to that address to make sure your image is appearing correctly.
That’s it! If you need some more help with sender images and avatars, don’t hesitate to reach out to us!