Error while trying to get user timezones

Question

The following error returns when i try to acces the user' time zone using GET me/mailboxSettings/timeZone

{
"error": {
"code": "ErrorAccessDenied",
"message": "Access is denied. Check credentials and try again.",
"innerError": {
"date": "2020-08-16T09:09:58",
"request-id": "794926bd-3244-4d48-ab1f-a89c2dbd12a5"
}
}
}

Answer 1

Its look like your AD donot have mailBoxSettings.Read Permission.