How to add tracks to the library of Musicmatch Jukebox?

Launch Musicmatch® Jukebox

Go to the menu Options > Music Library > Search and 'Add Tracks From All Drives'

In the 'Look In' field, choose 'All Drives' (or any other preferred drives) to search for music files

Check or uncheck other options and click OK to start searching

Files will be added to the Library