There are a few topics on this but I can’t work it out, even from reading those plus the instructions.
I have a 4/4 bar with 3 beats of rests and two quavers.
I use the time signature pick up bar of 1 beat, and get:
I also tried the shift B, I assume I want something like 4/4,-3q? Nothing happens though.Nor 4/4,0.25.