Hello @pace-ri ,
This profile picture is managed by either:
What is set in the receiving address's contacts / address book for the sending address, similar to how you can set custom photos for phone contacts on your phone).
What you have set for your address's profile pic via the system where your domain is hosted. Similar to how free Gmail users can set their own profile pics for their overall Google account, whatever program you use for that sending address would dictate the profile pic it tries to include.
... View more
