Specify how or if you want the Genre field to be populated, you can specify the source and the maximum number of genres you want to add. Discogs releases contain both high level Genre and one or more detailed Styles, usually an album only has one genre and the genre is too high-level to be that useful. When added to the Genre field the genres are added as separate values, some applications may only see the first value
Genre: Replace if empty, Always add values, Always replace values or Never Replace
From: Use Discogs Style, Discogs Genre or both
Max no of Genres, songs are often associated with multiple styles this specifies the maximum number of values to add, note that even if multiple genres are added some applications will only display the first genre