Roland AT800 Music Atelier Owner's Manual page 189

Copying Performance Songs from
"Favorites" to USB Memory
You can copy performance song from "Favorites" to USB
memory.
In this case, touch the arrow icon located in the center of the
"Song File Copy screen" in step 6 of the above procedure, so
the arrow points upwards. In this state, you'll be copying
performance song from "Favorites" to USB memory.
The rest of the procedure is the same as when copying
performance song from USB memory to "Favorites."
Recording/Playing Back What You Play
189