Google specifies a unique enrollment ID. This ID stays the same after a factory reset. This enrollment ID replaces the serial/IMEI that cannot be read out on Android 12 personal devices.
I cannot find such enrollment ID in Intune. Enrolling an Android 12 personal devices - Factory resetting - re-enrolling, leaves no trace of a unique ID.
Please implement Android 12 specifications as designed by Google.
This device property does not exist in Intune: