macOS (and iOS, for that matter) fully support Extension F provided fonts are availble. I'm not aware of any work that Apple has done to its fonts for Extension F support. Indeed, I'm not aware of any publically available fonts for Extension F but would gladly install one myself if it's available.
> On Jan 29, 2018, at 10:26 PM, via Unicode <unicode@unicode.org> wrote: > > > Dear All, > > As many of you are aware getting characters encoded is only half the battle, > enabling people to use them is the other half. > > CJK Extenion F was added last year in Unicode 10. I have come across a number > of people saying they are having problems with Ext F. I was wondering what > the current support is for Ext F at OS level and in terms of fonts. > > Regards > John Knightley
