Hi Brille,
Apparently, the trick is to change/append the file name extension with '.txt', e.g. mysong.sgu.txt
Then attached the 'text' file.
Then rename it back at the other end (take away the '.txt' extension.


BIAB & RB2025 Win.(Audiophile), Sonar Platinum, Cakewalk by Bandlab, Izotope Prod.Bundle, Roland RD-1000, Synthogy Ivory, Kontakt, Focusrite 18i20, KetronSD2, NS40M Monitors, Pioneer Active Monitors, AKG K271 Studio H'phones