While issuing a device deviceLock command to intel based Monterey device, if PIN, message & phone number are set, message is displayed rightly, but nowhere phone number gets displayed on lock screen. Please point to documentation which describes the supportability of these fields.
On DeviceLock screen Phone number is not displayed on intel Mac with Monterey
Phone number support was only added for Mac computers with Apple silicon. We’ll get the documentation updated to reflect that.