View the last post in this thread
https://zentalk.asus.com/en/discussion/comment/181406#Comment_181406tried to remind you if you wouldn't have denied location permission in an app or your profile, like google, google map, covid-19
Also tried if your wife does not have the same telephone operator with her SIM card and also in Wifi
Compare all location settings between the two phones
If nothing works, there is only one material cause left, so the service center