How do I reset effects in Audacity?
The main place to set up Audacity and customize it to work the way that you require is to use Audacity's Preferences dialog screens. Preferences let you change most of the default behaviors of Audacity. The Preferences dialog can be accessed using the Edit Menu (or by using the shortcut Ctrl + P).
How do you reset the view in Audacity?
Should I normalize audio in Audacity?
Where are Audacity settings stored?
Is it good to normalize audio?