


Alternatively you can remove all unwanted duplicates, whether you have deleted the old Audacity installation folder or not, by deleting the file pluginregistry.cfg in ~/Library/Application Support/audacity/.This does not remove the duplicates from the Plug-in Manager's list, but disables them so they do not appear in the menus. You can remove any duplicates that don't run by using Effect > Add / Remove Plug-ins.Duplicates of other previously shipped plug-ins might appear even if they no longer exist, in which case they will fail to run. LAME is now bundled with Audacity, which previously required a separate.
LAME SOFTWARE FOR AUDACITY FOR MAC INSTALL
Linux users will still need to download and install the free and recommended LAME third-party encoder to export MP3 files from Audacity. LAME is a software encoder that converts a digitized WAV audio file into the MP3 audio. Because Audacity's shipped plug-ins are now bundled inside the application, any still extant Nyquist plug-ins that came with previous Audacity will appear as a second copy of the plug-in in the Generate, Effect or Analyze Menu. 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. Versions of Audacity before 2.1.3 were usually installed inside a folder named "Audacity" which was in the "Applications" folder. If you had a previous installation of Audacity 2.1.2 or earlier, its shipped plug-ins were in the "plug-ins" folder where Audacity was installed. Plug-ins from previous Audacity installations
