May 15, 2019 · It tells me my SIM card does not permit access to the network the Sim card is registered with. In the Phone status screen, it shows the right network, signal strength, but Service State is Out Of Service, Mobile Network State is Disconnected. The IMEI shown is correct. This SIM card works fine on this network in my old Blackberry. Insert your Boost Mobile SIM card into the phone face down. Wait at least 30 seconds -- and up to a full minute -- for the phone to recognize the Boost Mobile SIM card. Keep an eye out for "Boost" to appear in the upper-left corner of the cellphone's screen, alongside "bars" that indicate the strength of...To unblock it you need a code that you enter after you insert another SIM card. Or you can goto your mobile provider store to do so. You need to make sure the phone is unlocked before you take it to Italy. Let the store test it with another sim. The removal and replacement of the iPhone SIM card is easy. May 15, 2019 · It tells me my SIM card does not permit access to the network the Sim card is registered with. In the Phone status screen, it shows the right network, signal strength, but Service State is Out Of Service, Mobile Network State is Disconnected. The IMEI shown is correct. This SIM card works fine on this network in my old Blackberry.