Como alterar/remover o ícone na tela de login?

[Moin]

You can hide it using css

@awesomerobot

.waving-hand {
  display: none;
}

Make CSS changes on Your Site

Making CSS changes on your Discourse site This guide explains how to make CSS changes on your Discourse site, including an introduction to CSS, where to add CSS in Discourse, and how to find the right selectors using browser inspection tools. Required user level: Administrator Summary This guide covers: A brief introduction to CSS and key concepts How to add CSS to your Discourse site using theme components Using browser inspection tools to find the right…