The player instructed that the power to don or doff armor being an action is a magical assets of Arcane Armor which supersedes the traditional time requirements. The DM authorized the warforged artificer to get rid of the Arcane Armor as an action, and later on described the ruling on https://marcomidxt.blog2learn.com/76227430/not-known-details-about-best-dnd-builds-for-beginners