I'm not sure how zone info relates to the settings interface. We are working on exposing all the profile information that is used on the device through ConnectIQ APIs.
let's hope it'll be implemented before the next time the Comet 2022 E3 (ZTF) visits us
See this: Brandon posted about it in Bug Reports a few years back so the status was rasy to find.
https://forums.garmin.com/developer/connect-iq/i/bug-reports/allow-shared-storage-between-apps
"WERETECH-7864
For the record, this has been discussed in the past and we've decided to not implement this for various reasons (primarily for security)"
With 4.2.x, there are complications, where you can have something like a widget that publishes complications, that are then displayed in a watch face.