It appears that you are looking to harmonize your lead lines, right?
If so then Noels suggestion should work for you. If it adds notes that you don't want just delete them.


I'm no longer allowed to go caroling at the psych hospital.
I guess Do You Hear What I Hear was a bad song choice!

64 bit Win 10 Pro, the latest BiaB/RB, Roland Octa-Capture audio interface, a ton of software/hardware