I am needing help too EDIT professional AUDIO for VOICE-OVER WORK. I am not formerly educated in reguard to computers and would most appreaceate anyone with advice. I just hunt@peck.
The current version of Audacity is 2.3.1, which you can get via the Audacity website: https://www.audacityteam.org/download/windows/
The place to start is here: https://manual.audacityteam.org/quick_help.html