Each phone's own settings and modem file, against what that phone had before.
Was overrides_D421_D431_N104_D79.plist.
{ "SupportsOnDevicePhysicalSIMConvert": true, "SupportSecureIntent": true, "SupportedEntitlements": 8193, "ProtocolVersion": "2", "Authentication": { "Type": 1, "Username": "0$IMSI@nai.epc.mnc$MNC.mcc$MCC.3gppnetwork.org" }, "ServerAddress": "https://ios.es.go.com.mt", "SupportPhysicalSIMtoESIMTransfer": true, "UpdatePeriod": 24, "SupportedActions": [ "TransferSIMService" ] }
{ "LocalInstallSMDPURL": "sm-v4-072-m-gtm.pr.go-esim.com", "TransferErrorCodes": { "CarrierDefaultErrors": [ "5003" ], "BillingErrors": [ "5011" ], "IneligibleAccountErrors": [ "5021" ], "SuccessfulTransferWithDelayedActivationErrors": { "Item 1": "5039" }, "MaintenanceErrors": [ "5023" ], "BlockedAccountErrors": [ "5009" ] }, "MinCompatibleOS": "27.0", "SupportsFallbackToLegacyFlow": false }