This is important to know

 FollowByEmail widget (Feedburner) is going away

You are receiving this information because your blog uses the FollowByEmail widget (Feedburner).
Recently, the Feedburner team released a system update announcement , that the email subscription service will be discontinued in July 2021.
After July 2021, your feed will still continue to work, but the automated emails to your subscribers will no longer be supported. 

No more follow by mail.