Deeper Comments Settings Documentation
By enabling this option, the latest comment writers of a post or page or product will be shown with their avatars.
1. Show/Hide Comment's Author Avatar
When this option is on, an avatar (based on the selected avatar type) will be shown if the author doesn’t have any associated Gravatars to his/her email.
2. Avatar Type
Here are the types of default avatars that can be used for emails without a Gravatar.