Is it possible to put the ° under each notehead in write?

[joakimsandgren]

is it possible to put the ° under each note head in write mode ?

[Janus]

Yes.

[joakimsandgren]

ah, well you can flip it with “f” also…
I was talking about this :

[MicheleGalvagno]

It may be possible if you use two upstem voices and hide the stem of the right one.