> What about this idea for a workaround: have the upgrader temporarily switch the UI font to a font that hasn't been changed since Jammy?
That sounds as a reasonable idea. Maybe it would be sufficient to drop the Ubuntu font as the first choice and simply let fontconfig deal with it for everyone.
> What about this idea for a workaround: have the upgrader temporarily switch the UI font to a font that hasn't been changed since Jammy?
That sounds as a reasonable idea. Maybe it would be sufficient to drop the Ubuntu font as the first choice and simply let fontconfig deal with it for everyone.