Blizzard Entertainment never released “Warcraft III World Editor 5.0” as a separate product. The World Editor is bundled inside the game client. Its version strictly follows the game patch version.
Tener el editor es el primer paso. Aprender a usarlo es el segundo. Te recomiendo estos recursos:
If you are looking to download or access the editor, here is how it works for different versions: 1. Warcraft III: Reforged (Latest Version)