Funny thing. I have it set properly there (Escape from Clowntown | Comics of E.R. Flynn) but it doesn't show in the email browser. I'm thinking maybe it has something to do with the email browser itself. Looking at the raw headers now. Yep. As I thought. It was MacMail not Substack causing the issue.
Hey E.R. — that’s at Settings > Publication Details, "Email sender name."
Funny thing. I have it set properly there (Escape from Clowntown | Comics of E.R. Flynn) but it doesn't show in the email browser. I'm thinking maybe it has something to do with the email browser itself. Looking at the raw headers now. Yep. As I thought. It was MacMail not Substack causing the issue.