- Go to https://www.mediawiki.org/wiki/Special:EmailUser/Username
- See on that page: "The email address you entered in your user preferences will appear as the "From" address of the email, so the recipient will be able to reply directly to you."
- Send email
- Receive email
Since T66795, the email address does not appear as the "From" address of the email:
From: MediaWiki <email@example.com> Reply-to: AKlapper <firstname.lastname@example.org> To: Malyacko <email@example.com>