This document provides an overview of the user interface of the free and open source digital audio editor Audacity, describing the main menus, toolbars, timeline, workspace area, and status bar. It also gives brief introductions to common operations like importing and exporting audio files, recording, editing tools, effects, multi-track editing, sound libraries, and publishing platforms. The guide serves as an introduction for beginners to get familiar with Audacity's interface and basic functionality.