: If your library appears empty, iTunes may have created a new library file. Hold the Option key while launching iTunes to select your original .itl file.
: Ensure you have at least 400MB of available disk space. itunes-12-8-0-150-latest-version
While newer macOS versions have split iTunes into separate Music, TV, and Podcasts apps, version 12.8.0.150 is the definitive late-stage update for: : If your library appears empty, iTunes may