Google Nest Community

I want to use 24 hour time format. The option to switch 12hr/24hr doesn't seem to be in any settings menus that I can access.Does anyone know how to change this?Note: this device has no visual display.

Edited for further clarification of attempted fixes: I have 3 google home devices (as pictured):  They are on 3 different floors: Kitchen 1st, Bedroom 2nd, Attic 3rd. We use them to intercom with Broadcast function. However, after some recent update ...