I’ve noticed a number of our customers who comment on our posts don’t have their own unique avatar for comments. The best and easiest way is to do that is through Gravatar, the free Automattic project.
Be sure to …
- Make sure to add all the emails addresses you use when commenting (I have a couple and to make sure your profile pic gets assigned, you need to have all those emails listed)
- Add information to your profile, including your site links
- Add a photo you like … this is obvious, but you can change your profile pic when you want