Red envelope icon meaning in notifications menu?

[twofoursixeight]

Hello. What do these red mail notifications do. What is the difference between a red mail icon and a normal mail icon? I don’t understand why it is colored red.

[ondrej]

This is an official warning. It can only be issued by staff (admins and moderators)

You can read more about this in the Discourse moderator guide

Discourse Moderation Guide - Part 1: Getting Started

This guide introduces the role of a moderator in a Discourse forum, explaining how to welcome new users, recognize helpful contributors, and communicate effectively with your moderation team. It covers the foundational aspects of community stewardship before diving into specific moderation tools. Required user level: Moderator So you’re a moderator on a Discourse forum — congratulations! As a forum moderator, it’s your role to help oversee the forum, ensuring…

As explained in the guide its a great way to try and correct user behaviour without going through the bother of silencing or suspending users.