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You can download the Audacity software for Windows, Mac, or Linux at http://audacity.sourceforge.net/download/.In order to export your audio tracks as MP3 you will also need to download the LAME MP3 Encoder from the link at http or at https://manualwww.audacityteam.org/o/man/faq_installation_and_plug_ins.html - How_do_I_download_and_install_the_LAME_MP3_encoder.3F, or you can go Audacity-> Preferences -> libraries->MP3 library, click download button to go to the download page, or the first time you export mp3 file, Audacity will prompt you to go to download page to download mp3 library and locate it after installation. download/. The software patent on LAME encoding library has expired, so now the LAME library for MP3 export is built-in with Audacity for Windows and Mac.
You can import and export different files with Audacity. However, in order to import and export AC3, M4A/M4R (AAC) and WMA, you will need to install the optional FFmpeg library (this also supports import of audio from video files). Refer to this guide for installation of FFmpeg How do I download and install the FFmpeg Import/Export Library?
Starting a New Project
- Launch Audacity
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A. On Mac stations if the program is not located on the dock, launch Finder> type "Audacity" in search > double click Audacity. app.
B. On Windows stations go to Start > Programs > Audio Editing > Audacity - Before you begin a project you will need to create a new project name and folder.
A. Open the SaveWorkHereFolder on the desktop and create a new folder titled yourName.
B. From the Audacity header menu, click File > Save Project As. A warning window will appear, just click OK for now, we will discuss exporting later on.
C. With the folder yourName highlighted give the project a name in Save As and click Save.
D. Audacity will create a folder where it stores audio information as well as the file myProject.aup. This file allows audacity to store editing information about you project, but this file is not playable in any other application or device.
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8. Press the record 
button in the upper left of the Audacity screen. You can press pause at anytime, the recording will resume from where you left off, otherwise press stop and the track cursor will return to the beginning.
a. To test the track press play 
, if the recorded sound is faint or distorted you may need to adjust the input gain. Use the slider bar to adjust gain within Audacity, or adjust the line in volume on the peripheral equipment. To adjust the input volume on the Apogee Duet, press on the scroll wheel until the input you are using is selected, and then turn to adjust.
slider bar peripheral
b. You can also record a new track without affecting a previously recorded track and/or an imported audio file. If there is an existing track in your Audacity project, when you hit record, Audacity will start recording on a new track below the previous one. While recording, you will be able to hear the other tracks unless they are muted. For example, you can use this to record vocals over instrumental music.
9. Editing an Audio Track
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