bug#54821: 29.0.50; Current master MacOS, cannot set default font. Always Helvetica is chosen

[Gerd Möllmann]

Uwe Brauer <oub@mat.ucm.es> writes:

>    Basic default face.
>    [X] Font Family: Helvetica
>
> And Helvetica cannot be changed. You can also use the menu option
> select default font, and will be faced with the same problem.
>
> The problem does not show up for emacs28 or emacs27

I cannot reproduce this with git version
00501e82c735d4b0928888fffc2049f8ec2d5ae6 on macOS 12.4.

Did you change something wrt to the font family?  With -Q I get Monaco.