discourse-category-icons/settings.yml

category_icon_list:
  default: "help,question-circle,#CC0000,partial|"
  type: "list"
  list_type: "simple"
  description: '  Enter comma-delimited configuration for categories<br><br>Format: "slug,icon,color,partial"<br><br>slug — The category slug.<br><br>icon — Can be either (1) a Font Awesome icon, (2) a singular unicode character "😀", or (3) a forum emoji formatted like ":grinning:"<br><br>color (optional) — Color for the icon. Use a hex code with the "#" character. Default color is the category color.<br><br>partial (optional) — A color must be set first to activate this. Write "partial" if the slug only needs to partially match the category-slug, otherwise an exact match is required. Useful for subcategories with identical names.'
svg_icons:
  default: "question-circle"
  type: "list"
  list_type: "compact"
  description: "List of FontAwesome 5 icons used in this theme component"
category_lock_icon:
  default: ""
  description: "Enter the name of a FontAwesome 5 icon to display instead of the lock icon next to private categories."