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iPhone Apple Watch
PTCI_LTE_only_US
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Phones (1)

Each phone's own settings and modem file, against what that phone had before.

PhonesSettingsModem fileCompared with
iPhone 16, 16 Plus, 16 Pro, 16 Pro Max
Qualcomm X75 · Mav24
8 changesno changeiOS 26.5 – 26.6.2 image · build 70.0
iPhone 16, 16 Plus, 16 Pro, 16 Pro Max: overrides_D93_D94_D47_D48.plist
Key pathBeforeAfter
rAllowedServicesTypeMaskOnInternet32769absent
rIMSConfig
{"Signaling":{"AdditionalContactParams":{"REGISTER,INVITE,INVITE:*":"+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"},"LocalQoSTimeoutMOSeconds":5000,"TriggerCSFBOnSDPError":true,"UseCIDUrlInPIDF":true,"UseFakeSAsForDeregistration":true,"SupportPEarlyMediaHeader":true,… 
{
  "Signaling": {
    "AdditionalContactParams": {
      "REGISTER,INVITE,INVITE:*": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
    },
    "LocalQoSTimeoutMOSeconds": 5000,
    "TriggerCSFBOnSDPError": true,
    "UseCIDUrlInPIDF": true,
    "UseFakeSAsForDeregistration": true,
    "SupportPEarlyMediaHeader": true,
    "AlwaysAddSipInstance": true,
    "AccessNetworkRefreshMethod": "INVITE",
    "EarlyMediaNeedsHeader": true,
    "ussdEnabled": true,
    "SipTimers": {
      "InviteResponseTimeout": 5000
    },
    "WaitForRingingTimerMOSeconds": 15,
    "strictCallFlows": true,
    "InviteErrorResponsesToTriggerCSFB": "380,414,499,606",
    "StartLocalQosTimerOnSessionProgress": true,
    "MaxUdpMessageSize": 1200,
    "RingbackTimerSeconds": 0,
    "WaitForRingingTimerMTSeconds": 15,
    "CountryOfOriginationFormat": "PANI",
    "RequirePreconditionsWhenMandatory": false,
    "EnableCellularNetworkInfo": true,
    "Preconditions": "Supported",
    "ClearRegistrationCallIdOnDeinitialization": true,
    "UseIPSec": true,
    "RegistrationExpirationSeconds": 7200
  },
  "ConferenceCalling": {
    "AlwaysSubscribeToConferenceEvents": true,
    "conferenceServer": "sip:confserver@ic.ptci.mobi"
  },
  "SMS": {
    "enableInNonVoLTEMode": false,
    "SupportedDomains": {
      "GSM": false,
      "LTE": true,
      "UMTS": false
    },
    "allowCSFBInVolteMode": false
  },
  "Media": {
    "InactivityTimerRTPSeconds": 30,
    "ModeSetAMRWB": "0,1,2",
    "IncludeSDPMaxRed": true,
    "IncludeSDPModeChangeCapability": true,
    "MaxRedundancy": 220,
    "EnableBandwidthSpecifiers": true
  },
  "XCAP": {
    "SupportsCW": false,
    "BsfHost": "bsf.pub.ic.ptci.mobi",
    "SupportsCLIR": false,
    "DisableOnNetworkError": false,
    "ForbiddenHttpErrorCodes": "",
    "ContentType": "application/xcap-el+xml",
    "supported": true,
    "NafHost": "naf.pub.ic.ptci.mobi"
  },
  "EnableWiFiCallingWithoutEntitlement": false,
  "Voice": {
    "tLte911Timer": 30,
    "CellularE911SearchTimeout": 5,
    "EnableVolteByDefault": true
  }
}
absent
rOverrideOperatorWiFiNameWi-Fi Callingabsent
rSMSSettings{"TransportFallback":true}absent
rShowVolteSwitchtrueabsent
rShowVolteWarningUnsupportedCarrierfalseabsent
rSupportsImsCapabilitytrueabsent
rapns
[{"configuration":[{"AllowedProtocolMaskInRoaming":3,"apn":"sos","DefaultProtocolMask":3,"type-mask":262144,"AllowedProtocolMask":3},{"AllowedProtocolMaskInRoaming":3,"apn":"ims","DefaultProtocolMask":3,"type-mask":131072,"AllowedProtocolMask":3},{"apn":"internet","DefaultProtocolMask":3,"type-mask"… 
[
  {
    "configuration": [
      {
        "AllowedProtocolMaskInRoaming": 3,
        "apn": "sos",
        "DefaultProtocolMask": 3,
        "type-mask": 262144,
        "AllowedProtocolMask": 3
      },
      {
        "AllowedProtocolMaskInRoaming": 3,
        "apn": "ims",
        "DefaultProtocolMask": 3,
        "type-mask": 131072,
        "AllowedProtocolMask": 3
      },
      {
        "apn": "internet",
        "DefaultProtocolMask": 3,
        "type-mask": 1048583,
        "AllowedProtocolMask": 3
      },
      {
        "apn": "dun",
        "DefaultProtocolMask": 3,
        "type-mask": 48,
        "AllowedProtocolMask": 3
      }
    ],
    "technology-mask": 8
  }
]
absent
Routine changes (4 files): version number only, per-phone file, compared by phone above, signature
FileKindWhy it is routine
Info.plistchangedversion number only
overrides_D93_D94_D47_D48.plistchangedper-phone file, compared by phone above
signatures/common.plistchangedsignature
signatures/overrides_D93_D94_D47_D48.plistchangedsignature
carrier.plist changed 22 rows Before After only this file
Key pathBeforeAfter
aAllowedServicesTypeMaskOnInternetabsent32769
aIMSConfigabsent
{"Signaling":{"RingbackTimerSeconds":0,"EnableCellularNetworkInfo":true,"UseCIDUrlInPIDF":true,"RegistrationExpirationSeconds":7200,"SipTimers":{"InviteResponseTimeout":5000},"MaxUdpMessageSize":1200,"PIDFGeoPrivShape":"ellipsoid","PIDFConfidence":90,"ClearRegistrationCallIdOnDeinitialization":true,… 
{
  "Signaling": {
    "RingbackTimerSeconds": 0,
    "EnableCellularNetworkInfo": true,
    "UseCIDUrlInPIDF": true,
    "RegistrationExpirationSeconds": 7200,
    "SipTimers": {
      "InviteResponseTimeout": 5000
    },
    "MaxUdpMessageSize": 1200,
    "PIDFGeoPrivShape": "ellipsoid",
    "PIDFConfidence": 90,
    "ClearRegistrationCallIdOnDeinitialization": true,
    "CountryOfOriginationFormat": "PANI",
    "UseIPSec": true,
    "strictCallFlows": true,
    "LocalQoSTimeoutMOSeconds": 5000,
    "AllowGeolocationForEmergencyCallsWhileInboundRoaming": true,
    "UseFakeSAsForDeregistration": true,
    "StartLocalQosTimerOnSessionProgress": true,
    "SendEmergencyLocationUpdates": true,
    "InviteErrorResponsesToTriggerCSFB": "380,414,499,606",
    "AccessNetworkRefreshMethod": "INVITE",
    "AdditionalHeaders": {
      "INVITE[wifi,911]": [
        "Supported: geolocation"
      ]
    },
    "FastEmergencyLocationEnabled": true,
    "AlwaysAddSipInstance": true,
    "SupportPEarlyMediaHeader": true,
    "AlwaysAddGeolocationForEmergencyCalls": true,
    "TriggerCSFBOnSDPError": true,
    "AdditionalContactParams": {
      "REGISTER,INVITE,INVITE:*": "+g.3gpp.mid-call;+g.3gpp.srvcc-alerting;+g.3gpp.ps2cs-srvcc-orig-pre-alerting"
    },
    "ussdEnabled": true,
    "RequirePreconditionsWhenMandatory": false,
    "Preconditions": "Supported",
    "EarlyMediaNeedsHeader": true,
    "WaitForRingingTimerMOSeconds": 15,
    "AddPEmergencyInfoHeaderToEmergencyInviteOnWifi": true,
    "WaitForRingingTimerMTSeconds": 15
  },
  "ConferenceCalling": {
    "AlwaysSubscribeToConferenceEvents": true,
    "conferenceServer": "sip:confserver@ic.ptci.mobi"
  },
  "SMS": {
    "enableInNonVoLTEMode": false,
    "SupportedDomains": {
      "GSM": false,
      "LTE": true,
      "UMTS": false
    },
    "allowCSFBInVolteMode": false
  },
  "Media": {
    "InactivityTimerRTPSeconds": 30,
    "ModeSetAMRWB": "0,1,2",
    "IncludeSDPMaxRed": true,
    "IncludeSDPModeChangeCapability": true,
    "MaxRedundancy": 220,
    "EnableBandwidthSpecifiers": true
  },
  "XCAP": {
    "SupportsCW": false,
    "BsfHost": "bsf.pub.ic.ptci.mobi",
    "SupportsCLIR": false,
    "DisableOnNetworkError": false,
    "ForbiddenHttpErrorCodes": "",
    "ContentType": "application/xcap-el+xml",
    "supported": true,
    "NafHost": "naf.pub.ic.ptci.mobi"
  },
  "EnableWiFiCallingWithoutEntitlement": false,
  "Voice": {
    "tLte911Timer": 30,
    "CellularE911SearchTimeout": 5,
    "EnableVolteByDefault": true
  }
}
rOTAActivation{"BlacklistedSIMs":["44053","44054","44070","44071","44072","44073","44074","44075","44076","44078","46003"]}absent
rOTASoftwareUpdate{}absent
aOverrideOperatorWiFiNameabsentWi-Fi Calling
rPhoneNumberIsVoiceMailNumbertrueabsent
rShowTTYtrueabsent
aShowVolteSwitchabsenttrue
aShowVolteWarningUnsupportedCarrierabsentfalse
aSupportsImsCapabilityabsenttrue
aVoiceTextMediaabsent{"SupportsRTT":false,"SupportsEmergencyRTT":false}
aVoicemailPilotNumberabsent5802062010
aapns[0].configuration[0].AllowedProtocolMaskInRoamingabsent3
rapns[0].configuration[0].DefaultProtocolMask3absent
capns[0].configuration[0].apninternetsos
rapns[0].configuration[0].passwordabsent
capns[0].configuration[0].type-mask7262144
rapns[0].configuration[0].usernameabsent
aapns[0].configuration[1]absent{"AllowedProtocolMaskInRoaming":3,"apn":"ims","type-mask":131072,"AllowedProtocolMask":3}
aapns[0].configuration[2]absent{"apn":"internet","AllowedProtocolMask":3,"type-mask":1048583}
aapns[0].configuration[3]absent{"apn":"dun","AllowedProtocolMask":3,"type-mask":48}
capns[0].technology-mask108
789 carriers, 225 countries · iOS 27.0.1 (24A446) · beta iOS 27.2 beta 2 (24B5089g) GitHub Ready