Thank you for your reply. It seems that microtune function itself works even on the sf2 player because if I set G = 750 cent for example C-G sounds totally out of tune, and if G = 702 C-G sounds almost pure, almost with no beats. What I would like to point out is that it pronounce the same between G...

Version : 1.3.0-alpha.1.572+gd2c2a8050 (win32/x86_64, Qt 5.9.8, GCC 7.3-win32 20180312) I used microtuner to adopt my original scale (temperament) on LMMS sf2 player and I found that microtuner's decimal point of cents do not work correctly. I can enter the cents with accuracy of 4th decimal place, ...