Temporary replacement phone while your phone is being repaired. However, if you do not have a subscriber agreement with au, you cannot receive a Smartphone issue regardless of whether or not you have a subscriber agreement with au. Please check yourĮven if you perform SIM unlocking on your smartphone, au will still handle your In some cases you will need to input the APN settings (APN, user name, PW,Īuthentication type, etc.) of your telecommunications provider. To use VoLTE voice services on an au VoLTE-compatible au mobile phone without an au Telecommunications providers use different frequency bands. Or that your transmission speed will drop due to the fact that different It is possible that you will be out of your telecommunications provider's coverage area