Hello, I am attempting to set default Song and Scripture Themes that are not applying to the songs or scriptures. Please, help. Thank you in advance!

See if any of these support articles help at all.

http://throwback.easyworship.com/support/solutions/articles/6000130733-working-with-song-themes

http://throwback.easyworship.com/support/solutions/articles/8991-how-to-set-a-song-scripture-and-presentation-theme-ew-6-