This is working on 4/4.
I need to work out the 3/4 but 3/4 is not importing the chords back to Biab on beat 3 as they go to beat 4 (greyed out) so there is an issue there.
*remove .mp4 and install the latest version of www.autohotkey.com
set the Autohotkey.exe to run as admin.

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abc to audacity label.ahk.mp4 (827 Bytes, 19 downloads)